/* ============================================================
 * Page-scoped styles for /releases/
 * Editorial timeline aesthetic – paper-warm bg, navy accents,
 * teal/blue gradient ring, dotted vertical rail, serif cards.
 * ============================================================ */

/* ===== Shared atoms ===== */
.mpro-ptag {
	display: inline-flex;
	align-items: center;
	font-size: 10px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	padding: 3px 10px;
	border-radius: var(--r-pill, 999px);
	white-space: nowrap;
	border: 1px solid transparent;
	line-height: 1.4;
}
.mpro-ptag--core     { background: var(--teal-l);  color: var(--teal-d); border-color: rgba(61,189,181,0.22); }
.mpro-ptag--health   { background: #EBF2FC;        color: var(--blue);   border-color: rgba(74,126,199,0.22); }
.mpro-ptag--vendor   { background: #FDF3E7;        color: #C9873A;       border-color: rgba(201,135,58,0.22); }
.mpro-ptag--assoc    { background: #F0EBFA;        color: #7C5CBF;       border-color: rgba(124,92,191,0.22); }
.mpro-ptag--network  { background: #E8F7F0;        color: #2EA87A;       border-color: rgba(46,168,122,0.22); }
.mpro-ptag--platform { background: var(--bg-2);    color: var(--ink-3);  border-color: var(--line); }

.mpro-ctype {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	font-size: 10px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	padding: 3px 9px;
	border-radius: var(--r-xs, 6px);
	white-space: nowrap;
	line-height: 1.4;
	flex-shrink: 0;
}
.mpro-ctype--new      { background: var(--teal-l); color: var(--teal-aa, var(--teal-d)); }
.mpro-ctype--improved { background: #EBF2FC;       color: var(--blue-d, var(--blue)); }
.mpro-ctype--fixed    { background: #FEF2F2;       color: #C84747; }

/* ===== HERO ===== */
.mpro-releases-hero {
	position: relative;
	overflow: hidden;
	padding: clamp(96px, 14vw, 144px) 0 clamp(56px, 8vw, 80px);
	background: var(--surface);
}
.mpro-releases-hero__orb {
	position: absolute;
	border-radius: 50%;
	pointer-events: none;
	filter: blur(8px);
}
.mpro-releases-hero__orb--teal {
	top: -140px; right: -100px;
	width: 540px; height: 540px;
	background: radial-gradient(circle, rgba(61,189,181,0.10) 0%, transparent 65%);
}
.mpro-releases-hero__orb--blue {
	bottom: -80px; left: -80px;
	width: 380px; height: 380px;
	background: radial-gradient(circle, rgba(74,126,199,0.08) 0%, transparent 65%);
}
.mpro-releases-hero__grid {
	position: absolute; inset: 0; pointer-events: none;
	background-image:
		linear-gradient(var(--line) 1px, transparent 1px),
		linear-gradient(90deg, var(--line) 1px, transparent 1px);
	background-size: 56px 56px;
	opacity: 0.35;
	mask-image: radial-gradient(ellipse at center, #000 0%, transparent 75%);
	-webkit-mask-image: radial-gradient(ellipse at center, #000 0%, transparent 75%);
}
.mpro-releases-hero__inner {
	position: relative; z-index: 1;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 64px;
	align-items: center;
}
.mpro-releases-hero__eyebrow {
	display: inline-flex; align-items: center; gap: 8px;
	font-size: 11px; font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.14em;
	color: var(--teal-aa, var(--teal-d));
	margin-bottom: 16px;
}
.mpro-releases-hero__eyebrow::before {
	content: ""; width: 18px; height: 2px;
	background: var(--teal); border-radius: 2px;
}
.mpro-releases-hero__title {
	font-family: var(--font-serif, 'Fraunces', Georgia, serif);
	font-weight: 400;
	font-size: clamp(34px, 4.6vw, 56px);
	line-height: 1.05;
	letter-spacing: -0.02em;
	color: var(--ink);
	margin-bottom: 18px;
}
.mpro-releases-hero__title em {
	font-style: italic;
	background: var(--grad);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	color: transparent;
}
.mpro-releases-hero__lede {
	font-size: 16px;
	line-height: 1.72;
	color: var(--ink-3);
	max-width: 46ch;
}

.mpro-releases-hero__card {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--r-xl, 28px);
	overflow: hidden;
	box-shadow: var(--sh-lg, 0 8px 40px rgba(0,0,0,0.10), 0 24px 64px rgba(0,0,0,0.06));
	position: relative;
	transition: transform var(--dur-mid, .25s) var(--ease-out-expo, cubic-bezier(0.16,1,0.3,1)),
	            box-shadow var(--dur-mid, .25s) var(--ease-out-expo, cubic-bezier(0.16,1,0.3,1));
}
.mpro-releases-hero__card:hover {
	transform: translateY(-3px);
}
.mpro-releases-hero__card-head {
	background: var(--grad);
	padding: 18px 24px;
	display: flex; align-items: center; justify-content: space-between;
}
.mpro-releases-hero__card-label {
	font-size: 10px; font-weight: 700;
	text-transform: uppercase; letter-spacing: 0.12em;
	color: rgba(255,255,255,0.78);
}
.mpro-releases-hero__card-badge {
	background: rgba(255,255,255,0.22);
	color: #fff;
	font-size: 10px; font-weight: 700;
	padding: 4px 11px;
	border-radius: var(--r-pill, 999px);
	letter-spacing: 0.04em;
	backdrop-filter: blur(6px);
}
.mpro-releases-hero__card-body {
	padding: 22px 24px 24px;
}
.mpro-releases-hero__card-name {
	font-family: var(--font-serif, 'Fraunces', Georgia, serif);
	font-size: 22px; font-weight: 500;
	color: var(--ink);
	letter-spacing: -0.01em;
	margin-bottom: 4px;
	line-height: 1.2;
}
.mpro-releases-hero__card-meta {
	font-family: var(--font-mono, ui-monospace, monospace);
	font-size: 11.5px;
	color: var(--ink-3);
	margin-bottom: 14px;
	letter-spacing: 0.02em;
}
.mpro-releases-hero__card-items {
	display: flex; flex-direction: column;
	gap: 9px;
	list-style: none;
	padding: 0; margin: 0;
}
.mpro-releases-hero__card-item {
	display: flex; align-items: flex-start;
	gap: 10px;
	font-size: 12.5px;
	color: var(--ink-2);
	line-height: 1.55;
}
.mpro-releases-hero__card-item-text { flex: 1; }

/* ===== FILTER ===== */
.mpro-releases-filter {
	padding: 36px 0 8px;
	background: var(--bg);
	position: relative;
	z-index: 2;
}
.mpro-releases-filter__inner {
	display: flex;
	align-items: center;
	gap: 12px;
	flex-wrap: wrap;
}
.mpro-releases-filter__label {
	font-size: 11px;
	font-weight: 600;
	color: var(--ink-3);
	letter-spacing: 0.04em;
	text-transform: uppercase;
}
.mpro-releases-filter__chips {
	display: flex;
	gap: 8px;
	flex-wrap: wrap;
}
.mpro-releases-filter__chip {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 8px 16px;
	border-radius: var(--r-pill, 999px);
	font-family: inherit;
	font-size: 12.5px;
	font-weight: 600;
	cursor: pointer;
	border: 1.5px solid var(--line);
	background: var(--surface);
	color: var(--ink-3);
	transition: color .2s, background .2s, border-color .2s, transform .2s, box-shadow .2s;
	line-height: 1.2;
	white-space: nowrap;
}
.mpro-releases-filter__chip:hover {
	border-color: var(--teal);
	color: var(--teal-aa, var(--teal-d));
	background: var(--teal-l);
	transform: translateY(-1px);
}
.mpro-releases-filter__chip:focus-visible {
	outline: 2px solid var(--teal);
	outline-offset: 2px;
}
.mpro-releases-filter__chip.is-active {
	background: var(--navy);
	color: #fff;
	border-color: var(--navy);
	box-shadow: 0 4px 14px rgba(11,24,38,0.20);
}
.mpro-releases-filter__chip.is-active:hover {
	background: var(--navy-2, var(--navy));
	color: #fff;
}
.mpro-releases-filter__chip-icon {
	font-size: 14px;
	line-height: 1;
}

/* ===== TIMELINE ===== */
.mpro-releases-timeline {
	padding: 48px 0 96px;
	background: var(--bg);
	position: relative;
}
.mpro-releases-timeline__wrap {
	display: grid;
	grid-template-columns: 200px 1fr;
	gap: 0;
	position: relative;
}
.mpro-releases-timeline__year-col { position: relative; }
.mpro-releases-timeline__year-marker { position: sticky; top: 100px; }
.mpro-releases-timeline__year-label {
	font-family: var(--font-serif, 'Fraunces', Georgia, serif);
	font-size: 32px;
	font-weight: 700;
	color: var(--line);
	letter-spacing: -0.02em;
	line-height: 1;
}
.mpro-releases-timeline__year-sublabel {
	font-size: 11px;
	color: var(--ink-3);
	margin-top: 6px;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}
.mpro-releases-timeline__rail {
	padding-left: 40px;
	position: relative;
	background-image: linear-gradient(to bottom, var(--line) 50%, transparent 50%);
	background-size: 2px 8px;
	background-repeat: repeat-y;
	background-position: 0 0;
}
.mpro-releases-timeline__entry {
	position: relative;
	padding-bottom: 48px;
}
.mpro-releases-timeline__entry:last-child { padding-bottom: 0; }
.mpro-releases-timeline__dot {
	position: absolute;
	left: -47px; top: 24px;
	width: 14px; height: 14px;
	border-radius: 50%;
	background: var(--teal);
	border: 3px solid var(--bg);
	box-shadow: 0 0 0 2px var(--teal), 0 0 0 6px rgba(61,189,181,0.18);
	transition: transform .25s var(--ease-out-expo, cubic-bezier(0.16,1,0.3,1));
}
.mpro-releases-timeline__entry.is-old .mpro-releases-timeline__dot {
	background: var(--ink-4, #94A3B8);
	box-shadow: 0 0 0 2px var(--line);
}
.mpro-releases-timeline__entry:hover .mpro-releases-timeline__dot { transform: scale(1.15); }

.mpro-releases-timeline__card {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--r-xl, 28px);
	overflow: hidden;
	transition: box-shadow .25s var(--ease-out-expo, cubic-bezier(0.16,1,0.3,1)),
	            transform .25s var(--ease-out-expo, cubic-bezier(0.16,1,0.3,1)),
	            border-color .25s ease;
}
.mpro-releases-timeline__card:hover {
	box-shadow: var(--sh-md, 0 4px 20px rgba(0,0,0,0.08), 0 12px 40px rgba(0,0,0,0.05));
	transform: translateY(-2px);
	border-color: rgba(61,189,181,0.28);
}
.mpro-releases-timeline__card.is-latest {
	border-color: rgba(61,189,181,0.40);
	box-shadow: 0 0 0 3px rgba(61,189,181,0.10), var(--sh-sm, 0 1px 4px rgba(0,0,0,0.06));
	position: relative;
}
.mpro-releases-timeline__card.is-latest::before {
	content: "";
	position: absolute; inset: 0;
	border-radius: inherit;
	pointer-events: none;
	background: linear-gradient(135deg, rgba(61,189,181,0.06), rgba(74,126,199,0.04));
}
.mpro-releases-timeline__card-head {
	padding: 22px 26px;
	border-bottom: 1px solid var(--line);
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 14px;
	position: relative;
}
.mpro-releases-timeline__card-name {
	font-family: var(--font-serif, 'Fraunces', Georgia, serif);
	font-size: 24px;
	font-weight: 500;
	color: var(--ink);
	letter-spacing: -0.012em;
	margin: 0 0 6px;
	line-height: 1.18;
}
.mpro-releases-timeline__card-meta {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
}
.mpro-releases-timeline__version {
	font-size: 11px;
	font-weight: 700;
	color: var(--ink-3);
	background: var(--bg-2);
	border: 1px solid var(--line);
	border-radius: var(--r-pill, 999px);
	padding: 3px 11px;
	font-family: var(--font-mono, ui-monospace, monospace);
	letter-spacing: 0.01em;
}
.mpro-releases-timeline__date {
	font-size: 12px;
	color: var(--ink-3);
}
.mpro-releases-timeline__tags {
	display: flex;
	gap: 6px;
	flex-wrap: wrap;
	align-items: center;
}
.mpro-releases-timeline__card-body {
	padding: 22px 26px;
	position: relative;
}
.mpro-releases-timeline__context {
	font-size: 14.5px;
	color: var(--ink-2);
	line-height: 1.7;
	margin: 0 0 22px;
	padding-bottom: 22px;
	border-bottom: 1px solid var(--line);
	font-style: italic;
}
.mpro-releases-timeline__context strong {
	font-style: normal;
	color: var(--ink);
	font-weight: 600;
	margin-right: 4px;
}
.mpro-releases-timeline__changes {
	display: flex;
	flex-direction: column;
	gap: 10px;
	list-style: none;
	padding: 0; margin: 0;
}
.mpro-releases-timeline__change {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	font-size: 13.5px;
	color: var(--ink-2);
	line-height: 1.55;
}
.mpro-releases-timeline__change-text { flex: 1; }
.mpro-releases-timeline__year-divider {
	display: flex;
	align-items: center;
	gap: 14px;
	margin: 32px 0 32px;
}
.mpro-releases-timeline__year-divider-label {
	font-family: var(--font-serif, 'Fraunces', Georgia, serif);
	font-size: 17px;
	font-weight: 700;
	color: var(--ink-3);
	white-space: nowrap;
}
.mpro-releases-timeline__year-divider-line {
	flex: 1;
	height: 1px;
	background: var(--line);
}

/* ===== SUBSCRIBE STRIP ===== */
.mpro-releases-subscribe {
	background: var(--grad-deep, var(--navy));
	padding: clamp(56px, 8vw, 80px) 0;
	position: relative;
	overflow: hidden;
}
.mpro-releases-subscribe__orb {
	position: absolute; border-radius: 50%; pointer-events: none;
}
.mpro-releases-subscribe__orb--teal {
	top: -100px; right: -100px;
	width: 420px; height: 420px;
	background: radial-gradient(circle, rgba(61,189,181,0.18) 0%, transparent 65%);
}
.mpro-releases-subscribe__orb--blue {
	bottom: -80px; left: -80px;
	width: 320px; height: 320px;
	background: radial-gradient(circle, rgba(74,126,199,0.16) 0%, transparent 65%);
}
.mpro-releases-subscribe__inner {
	position: relative; z-index: 1;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 40px;
	flex-wrap: wrap;
}
.mpro-releases-subscribe__copy { max-width: 540px; }
.mpro-releases-subscribe__eyebrow {
	display: inline-block;
	font-size: 11px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: var(--teal);
	margin-bottom: 10px;
}
.mpro-releases-subscribe__title {
	font-family: var(--font-serif, 'Fraunces', Georgia, serif);
	font-size: clamp(22px, 2.8vw, 30px);
	font-weight: 500;
	color: #fff;
	margin: 0 0 8px;
	line-height: 1.22;
	letter-spacing: -0.01em;
}
.mpro-releases-subscribe__desc {
	font-size: 13.5px;
	color: rgba(255,255,255,0.55);
	line-height: 1.65;
	margin: 0;
}
.mpro-releases-subscribe__form {
	display: flex;
	gap: 10px;
	flex-shrink: 0;
	flex-wrap: wrap;
	align-items: center;
}
.mpro-releases-subscribe__input {
	padding: 13px 18px;
	border: 1.5px solid rgba(255,255,255,0.16);
	border-radius: var(--r-md, 14px);
	background: rgba(255,255,255,0.08);
	color: #fff;
	font-family: inherit;
	font-size: 13.5px;
	outline: none;
	width: 280px;
	transition: border-color .2s, background .2s, box-shadow .2s;
}
.mpro-releases-subscribe__input::placeholder { color: rgba(255,255,255,0.38); }
.mpro-releases-subscribe__input:focus {
	border-color: var(--teal);
	background: rgba(255,255,255,0.12);
	box-shadow: 0 0 0 4px rgba(61,189,181,0.18);
}
.mpro-releases-subscribe__input:disabled { opacity: .6; }
.mpro-releases-subscribe__btn {
	position: relative;
	overflow: hidden;
	padding: 13px 24px;
	background: var(--grad);
	color: #fff;
	border: 0;
	border-radius: var(--r-md, 14px);
	font-family: inherit;
	font-size: 13.5px;
	font-weight: 700;
	cursor: pointer;
	white-space: nowrap;
	box-shadow: 0 4px 14px rgba(61,189,181,0.32);
	transition: transform .2s, box-shadow .2s, background .2s;
}
.mpro-releases-subscribe__btn:hover {
	transform: translateY(-1px);
	box-shadow: 0 8px 22px rgba(61,189,181,0.42);
}
.mpro-releases-subscribe__btn:focus-visible {
	outline: 2px solid #fff;
	outline-offset: 2px;
}
.mpro-releases-subscribe__btn-shimmer {
	position: absolute;
	top: -50%; left: 0;
	width: 60%; height: 200%;
	background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
	transform: skewX(-20deg) translateX(-200%);
	animation: mpro-releases-shimmer 2.6s ease infinite;
	pointer-events: none;
}
@keyframes mpro-releases-shimmer {
	0%   { transform: skewX(-20deg) translateX(-200%); }
	100% { transform: skewX(-20deg) translateX(380%); }
}
.mpro-releases-subscribe__btn.is-loading { opacity: .85; cursor: wait; }
.mpro-releases-subscribe__btn.is-success {
	background: linear-gradient(135deg, #2EA87A 0%, #3DBDB5 100%);
	cursor: default;
}
.mpro-releases-subscribe__btn.is-success .mpro-releases-subscribe__btn-shimmer { display: none; }
.mpro-releases-subscribe__status {
	width: 100%;
	font-size: 12px;
	color: rgba(255,255,255,0.6);
	margin: 0;
	min-height: 1em;
}
.screen-reader-text {
	position: absolute !important;
	width: 1px; height: 1px;
	padding: 0; margin: -1px;
	overflow: hidden;
	clip: rect(0,0,0,0);
	white-space: nowrap;
	border: 0;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
	.mpro-releases-hero__inner { gap: 40px; }
}
@media (max-width: 900px) {
	.mpro-releases-hero__inner { grid-template-columns: 1fr; gap: 36px; }
	.mpro-releases-timeline__wrap { grid-template-columns: 1fr; }
	.mpro-releases-timeline__year-col { display: none; }
	.mpro-releases-timeline__rail { padding-left: 26px; background-position: 0 0; }
	.mpro-releases-timeline__dot { left: -33px; }
	.mpro-releases-timeline__year-divider { margin: 24px 0; }
	.mpro-releases-timeline__year-divider-label { font-size: 20px; color: var(--ink); }
	.mpro-releases-subscribe__inner { gap: 28px; }
	.mpro-releases-subscribe__form { width: 100%; }
	.mpro-releases-subscribe__input { width: 100%; flex: 1 1 200px; }

	.mpro-releases-filter__inner {
		flex-wrap: nowrap;
		overflow-x: auto;
		padding-bottom: 8px;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
	}
	.mpro-releases-filter__inner::-webkit-scrollbar { display: none; }
	.mpro-releases-filter__label { flex-shrink: 0; }
	.mpro-releases-filter__chips { flex-wrap: nowrap; }
	.mpro-releases-filter__chip { flex-shrink: 0; }
}
@media (max-width: 640px) {
	.mpro-releases-hero { padding-top: 92px; }
	.mpro-releases-timeline__card-head { flex-direction: column; align-items: flex-start; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
	.mpro-releases-subscribe__btn-shimmer { animation: none; display: none; }
	.mpro-releases-hero__card,
	.mpro-releases-timeline__card,
	.mpro-releases-filter__chip,
	.mpro-releases-subscribe__btn { transition: none !important; }
}