/* Animated scenes for /features/memory, on the shared `.pw` stage (`public/styles.css`).
 * Every frame of every loop keeps the full example text on screen; motion
 * only moves the packet and adds emphasis rings, so a first paint or a
 * replay after a click is already a readable picture. */

.feature-detail .memory .memory-stack {
	padding: 0 !important;
}

.feature-detail .memory .memory-stack .example,
.feature-detail .memory .ms-memory-index {
	display: block;
	padding-top: 0;
}

.feature-detail .memory .memory-stack .example {
	margin-bottom: 10px;
}

/* Give the story scenes enough width (over 520px of stage) to keep their
   wired desktop picture instead of the stacked narrow layout. */
@media (min-width: 801px) {
	.feature-detail .memory .story-split:has(> .ms-memory-index) {
		grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
	}

	.feature-detail .memory .story-split:has(> .ms-edit-scene) {
		grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
	}
}

.feature-detail .memory :where(.pw) p,
.feature-detail .memory :where(.pw) blockquote {
	max-width: none;
	margin: 0;
	line-height: inherit;
}

.pw .pw-mem-chat,
.pw .pw-mem-card,
.pw .pw-mem-task {
	--pw-mem-rest: 0 1px 1px var(--pw-shadow), 0 0.2em 0.6em var(--pw-shadow);
	--pw-mem-ring: 0 0 0 0.3em
		color-mix(in oklab, var(--pw-accent) 30%, transparent);
}

.pw .pw-mem-bubble,
.pw .pw-mem-draft,
.pw .pw-mem-row {
	--pw-mem-ring: 0 0 0 0.22em
		color-mix(in oklab, var(--pw-accent) 32%, transparent);
}

/* Hero: one agent saves the preference, the next one recalls it. */

.pw .pw-mem-chat,
.pw .pw-mem-card {
	translate: 0 -50%;
	flex-direction: column;
	align-items: stretch;
	gap: 0.45em;
	padding: 0.75em 0.85em;
	white-space: normal;
}

.pw .pw-mem-chat {
	width: 43%;
}

.pw .pw-mem-chat-head {
	display: flex;
	align-items: center;
	gap: 0.4em;
	padding-bottom: 0.45em;
	border-bottom: 1px solid var(--pw-line);
	font-size: 0.82em;
}

.pw .pw-mem-chat-head strong {
	font-weight: 650;
}

.pw .pw-mem-bubble {
	max-width: 92%;
	padding: 0.45em 0.65em;
	font-size: 0.8em;
	line-height: 1.35;
}

.pw .pw-mem-ask {
	align-self: flex-end;
	border-radius: 0.8em 0.8em 0.2em 0.8em;
	background: var(--pw-soft);
}

.pw .pw-mem-reply {
	align-self: flex-start;
	border: 1px solid var(--pw-line);
	border-radius: 0.8em 0.8em 0.8em 0.2em;
	background: var(--pw-stage);
}

.pw .pw-mem-draft {
	padding: 0.45em 0.3em 0;
	border-top: 1px dashed var(--pw-line);
	border-radius: 0.3em;
	color: var(--pw-muted);
	font-size: 0.8em;
	line-height: 1.4;
}

.pw .pw-mem-card {
	width: 35%;
}

.pw .pw-mem-card .pw-kicker {
	font-size: 0.8em;
}

.pw .pw-mem-kind {
	color: var(--pw-ink);
	font-size: 0.8em;
	font-weight: 600;
}

.pw .pw-mem-quote {
	font-size: 1em;
	font-weight: 650;
	line-height: 1.3;
}

.pw .pw-mem-foot {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 0.4em;
	padding-top: 0.45em;
	border-top: 1px solid var(--pw-line);
	color: var(--pw-muted);
	font-size: 0.8em;
}

.pw .pw-mem-foot span {
	padding: 0.1em 0.45em;
	border: 1px solid var(--pw-line);
	border-radius: 0.4em;
}

.pw .pw-mem-stamp,
.pw .pw-mem-badge {
	position: absolute;
	top: 0.6em;
	right: 0.7em;
	padding: 0.15em 0.55em;
	border-radius: 99px;
	background: light-dark(
		color-mix(in oklab, var(--pw-accent) 80%, black),
		var(--pw-accent)
	);
	color: var(--pw-on-accent);
	font-size: 0.8em;
	font-weight: 650;
}

/* The chip stays parked between the cards; the lit wire carries the motion. */
.pw .pw-mem-lane .pw-packet {
	left: 50%;
	opacity: 1;
	font-size: 0.8em;
}

.pw .pw-mem-stamp {
	top: -0.8em;
	right: 0.8em;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-ask {
	animation: pw-mem-ring-early 8s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-lane {
	animation: none;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-lane .pw-packet {
	animation: pw-mem-packet 8s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-card {
	animation: pw-mem-card-save 8s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-stamp {
	animation: pw-mem-pop-save 8s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-reply {
	animation: pw-mem-ring-late 8s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-hero[data-motion]
	[data-mode='recall']
	.pw-mem-lane
	.pw-packet {
	animation-name: pw-mem-packet-back;
}

.pw.pw-scene-mem-hero[data-motion] [data-mode='recall'] .pw-mem-card {
	animation-name: pw-mem-card-recall;
}

.pw.pw-scene-mem-hero[data-motion] [data-mode='recall'] .pw-mem-stamp {
	animation-name: pw-mem-pop-recall;
}

.pw.pw-scene-mem-hero[data-motion] .pw-mem-draft {
	animation: pw-mem-ring-last 8s var(--pw-ease) infinite;
}

@keyframes pw-mem-ring-early {
	0%,
	100% {
		box-shadow: none;
	}
	4%,
	14% {
		box-shadow: var(--pw-mem-ring);
	}
	22% {
		box-shadow: none;
	}
}

@keyframes pw-mem-ring-late {
	0%,
	48%,
	72%,
	100% {
		box-shadow: none;
	}
	54%,
	64% {
		box-shadow: var(--pw-mem-ring);
	}
}

@keyframes pw-mem-ring-last {
	0%,
	62%,
	88%,
	100% {
		box-shadow: none;
	}
	68%,
	80% {
		box-shadow: var(--pw-mem-ring);
	}
}

@keyframes pw-mem-packet {
	0%,
	16%,
	36%,
	100% {
		scale: 1;
		box-shadow: none;
	}
	24%,
	30% {
		scale: 1.12;
		box-shadow: 0 0 0 0.25em
			color-mix(in oklab, var(--pw-accent) 28%, transparent);
	}
}

@keyframes pw-mem-packet-back {
	0%,
	30%,
	50%,
	100% {
		scale: 1;
		box-shadow: none;
	}
	38%,
	44% {
		scale: 1.12;
		box-shadow: 0 0 0 0.25em
			color-mix(in oklab, var(--pw-accent) 28%, transparent);
	}
}

@keyframes pw-mem-card-save {
	0%,
	34%,
	50%,
	100% {
		box-shadow: var(--pw-mem-rest);
	}
	38%,
	44% {
		box-shadow: var(--pw-mem-ring);
	}
}

@keyframes pw-mem-card-recall {
	0%,
	12%,
	40%,
	100% {
		box-shadow: var(--pw-mem-rest);
	}
	18%,
	30% {
		box-shadow: var(--pw-mem-ring);
	}
}

@keyframes pw-mem-pop-save {
	0%,
	34%,
	46%,
	100% {
		scale: 1;
	}
	40% {
		scale: 1.18;
	}
}

@keyframes pw-mem-pop-recall {
	0%,
	18%,
	30%,
	100% {
		scale: 1;
	}
	24% {
		scale: 1.18;
	}
}

/* Index: the agent searches memory and uses the one note that fits. */

.pw .pw-mem-row {
	translate: 0 -50%;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.15em;
	width: 42%;
	padding: 0.5em 0.75em;
	white-space: normal;
}

.pw .pw-mem-row small {
	color: var(--pw-muted);
	font-size: 0.8em;
}

.pw .pw-mem-row span {
	font-size: 0.86em;
	font-weight: 600;
}

.pw .pw-mem-row[data-on] small {
	color: var(--pw-ink);
}

.pw .pw-mem-query {
	position: absolute;
	translate: -50% -50%;
	padding: 0.15em 0.55em;
	border: 1px solid var(--pw-line);
	border-radius: 99px;
	background: var(--pw-surface);
	color: var(--pw-muted);
	font-family: var(--font-mono, ui-monospace, monospace);
	font-size: 0.8em;
	white-space: nowrap;
}

.pw .pw-mem-task {
	translate: 0 -50%;
	flex-direction: column;
	align-items: stretch;
	gap: 0.4em;
	width: 39%;
	padding: 0.75em 0.85em;
	white-space: normal;
}

.pw .pw-mem-task .pw-kicker {
	font-size: 0.8em;
}

.pw .pw-mem-task strong {
	font-size: 0.95em;
	font-weight: 650;
	line-height: 1.25;
}

.pw .pw-mem-task p {
	font-size: 0.82em;
	line-height: 1.4;
}

.pw .pw-mem-used {
	align-self: flex-start;
	padding: 0.15em 0.5em;
	border-radius: 0.6em;
	background: var(--pw-soft);
	color: var(--pw-ink);
	font-size: 0.8em;
	font-weight: 600;
}

.pw.pw-scene-mem-index[data-motion] .pw-mem-row[data-on] {
	animation: pw-mem-hit 7s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-index[data-motion] .pw-mem-query {
	animation: pw-mem-query 7s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-index[data-motion] .pw-mem-task {
	animation: pw-mem-task 7s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-index[data-motion] .pw-mem-used {
	animation: pw-mem-used 7s var(--pw-ease) infinite;
}

@keyframes pw-mem-query {
	0%,
	24%,
	100% {
		border-color: var(--pw-line);
		color: var(--pw-muted);
	}
	6%,
	18% {
		border-color: var(--pw-accent);
		color: var(--pw-ink);
	}
}

@keyframes pw-mem-hit {
	0%,
	18%,
	48%,
	100% {
		box-shadow: 0 0 0 0.2em
			color-mix(in oklab, var(--pw-accent) 28%, transparent);
	}
	26%,
	38% {
		box-shadow: 0 0 0 0.4em
			color-mix(in oklab, var(--pw-accent) 34%, transparent);
	}
}

@keyframes pw-mem-task {
	0%,
	40%,
	70%,
	100% {
		box-shadow: var(--pw-mem-rest);
	}
	48%,
	62% {
		box-shadow: var(--pw-mem-ring);
	}
}

@keyframes pw-mem-used {
	0%,
	50%,
	62%,
	100% {
		scale: 1;
	}
	56% {
		scale: 1.05;
	}
}

/* Edit: find the saved entry, strike the old text, write the new one. */

.pw .pw-mem-step {
	position: absolute;
	translate: 0 -50%;
	padding: 0.25em 0.65em;
	border: 1px solid var(--pw-line);
	border-radius: 99px;
	background: var(--pw-surface);
	color: var(--pw-muted);
	font-size: 0.8em;
	font-weight: 600;
	white-space: nowrap;
}

.pw .pw-mem-step-update {
	translate: -100% -50%;
}

.pw .pw-mem-step-find,
.pw [data-updated] .pw-mem-step-update {
	border-color: var(--pw-accent);
	background: var(--pw-soft);
	color: var(--pw-ink);
}

.pw .pw-mem-edit {
	flex-direction: column;
	align-items: stretch;
	gap: 0.35em;
	width: 76%;
	padding: 0.85em 1em;
	overflow: hidden;
	white-space: normal;
}

.pw .pw-mem-edit small {
	padding-right: 5em;
	color: var(--pw-muted);
	font-size: 0.8em;
}

.pw .pw-mem-old,
.pw .pw-mem-new {
	position: relative;
	font-size: 1.12em;
	font-weight: 650;
	line-height: 1.3;
}

.pw [data-updated] .pw-mem-old {
	align-self: flex-start;
	color: var(--pw-muted);
	font-size: 0.85em;
	font-weight: 500;
}

.pw [data-updated] .pw-mem-old::after {
	content: '';
	position: absolute;
	left: 0;
	right: 0;
	top: 55%;
	height: 0.12em;
	background: var(--pw-accent);
	transform-origin: left;
}

.pw .pw-mem-new {
	margin-inline: -0.25em;
	padding-inline: 0.25em;
	border-radius: 0.3em;
	color: var(--pw-text);
}

.pw .pw-mem-history {
	margin-top: 0.2em;
	padding-top: 0.45em;
	border-top: 1px solid var(--pw-line);
	color: var(--pw-muted);
	font-size: 0.8em;
}

.pw .pw-mem-badge {
	top: 0.75em;
	right: 0.85em;
}

.pw .pw-mem-scan {
	position: absolute;
	inset: 0;
	background: linear-gradient(
		90deg,
		transparent,
		color-mix(in oklab, var(--pw-accent) 18%, transparent),
		transparent
	);
	opacity: 0;
	pointer-events: none;
}

.pw.pw-scene-mem-edit[data-motion] .pw-mem-scan {
	animation: pw-mem-scan 7s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-edit[data-motion] .pw-mem-step-find {
	animation: pw-mem-step 7s var(--pw-ease) infinite;
}

.pw.pw-scene-mem-edit[data-motion] [data-updated] .pw-mem-scan {
	animation: pw-mem-scan 2.4s var(--pw-ease) 1 both;
}

.pw.pw-scene-mem-edit[data-motion] [data-updated] .pw-mem-step-find {
	animation: none;
}

.pw.pw-scene-mem-edit[data-motion] [data-updated] .pw-mem-old::after {
	animation: pw-mem-strike 2.4s var(--pw-ease) both;
}

.pw.pw-scene-mem-edit[data-motion] [data-updated] .pw-mem-new {
	animation: pw-mem-write 2.4s var(--pw-ease) both;
}

.pw.pw-scene-mem-edit[data-motion] [data-updated] .pw-mem-step-update {
	animation: pw-mem-step 2.4s var(--pw-ease) both;
}

.pw.pw-scene-mem-edit[data-motion] [data-updated] .pw-mem-badge {
	animation: pw-mem-pop-badge 2.4s var(--pw-ease) both;
}

@keyframes pw-mem-scan {
	0% {
		opacity: 1;
		transform: translateX(-100%);
	}
	30% {
		opacity: 1;
		transform: translateX(100%);
	}
	31%,
	100% {
		opacity: 0;
		transform: translateX(100%);
	}
}

@keyframes pw-mem-step {
	0%,
	35%,
	100% {
		box-shadow: none;
	}
	15% {
		box-shadow: 0 0 0 0.3em
			color-mix(in oklab, var(--pw-accent) 25%, transparent);
	}
}

@keyframes pw-mem-strike {
	0%,
	10% {
		transform: scaleX(0);
	}
	40%,
	100% {
		transform: scaleX(1);
	}
}

@keyframes pw-mem-write {
	0%,
	30% {
		background: color-mix(in oklab, var(--pw-accent) 22%, transparent);
	}
	100% {
		background: transparent;
	}
}

@keyframes pw-mem-pop-badge {
	0%,
	40%,
	100% {
		scale: 1;
	}
	55% {
		scale: 1.18;
	}
}

/* Narrow stages: each scene becomes a top-to-bottom story. */

@container (max-width: 520px) {
	.pw
		.pw-stage[data-stack]
		:is(.pw-mem-chat, .pw-mem-card, .pw-mem-row, .pw-mem-task, .pw-mem-edit) {
		width: auto;
		translate: none;
	}

	/* Hero: chat, a "save" arrow, then the memory card; recall reads the
	   other way, memory first and the next agent below it. */
	.pw .pw-stage[data-stack] .pw-mem-lane {
		position: relative;
		left: auto !important;
		top: auto !important;
		width: auto !important;
		height: auto;
		display: flex;
		justify-content: center;
		margin-block: -0.2em;
	}

	.pw .pw-stage[data-stack] .pw-mem-lane .pw-packet {
		position: static;
		translate: none;
		opacity: 1;
	}

	.pw .pw-stage[data-stack] .pw-mem-lane .pw-packet::before {
		content: '↓ ';
	}

	.pw .pw-stage[data-stack] [data-mode='recall'] .pw-mem-card {
		order: -2;
	}

	.pw .pw-stage[data-stack] [data-mode='recall'] .pw-mem-lane {
		order: -1;
	}

	.pw .pw-stage[data-stack] .pw-mem-stamp {
		top: 0.6em;
		right: 0.7em;
	}

	.pw .pw-stage[data-stack] .pw-mem-bubble {
		max-width: 88%;
	}

	/* Index: the search, the notes it looks through, then the draft. */
	.pw.pw-scene-mem-index .pw-stage[data-stack] .pw-run {
		gap: 0.6em;
	}

	.pw .pw-stage[data-stack] .pw-mem-query {
		position: relative;
		left: auto !important;
		top: auto !important;
		translate: none;
		order: -1;
		align-self: center;
	}

	.pw .pw-stage[data-stack] .pw-mem-query::after {
		content: ' ↓';
	}

	.pw .pw-stage[data-stack] .pw-mem-task {
		margin-top: 0.4em;
	}

	/* Edit: the two steps sit above the entry they change. */
	.pw.pw-scene-mem-edit .pw-stage[data-stack] .pw-run {
		flex-flow: row wrap;
		gap: 0.5em;
	}

	.pw .pw-stage[data-stack] .pw-mem-step {
		position: relative;
		left: auto !important;
		top: auto !important;
		translate: none;
	}

	.pw .pw-stage[data-stack] .pw-mem-edit {
		flex-basis: 100%;
		margin-top: 0.25em;
	}
}