/* IZ Particle Hero — front-end
   Root scope: .izph
   ------------------------------------------------------------------ */

.izph {
	--izph-bg: #f7f7f5;
	--izph-h: 680px;
	--izph-h-m: 300px;
	--izph-max: 1320px;
	--izph-heading: #1e2a6b;
	--izph-text: #3d4356;
	--izph-accent: #b99653;
	--izph-hud: #8a8f9e;
	--izph-grid: #d7d9e3;
	--izph-font-h: Marcellus, Georgia, serif;
	--izph-font-sub: "Funnel Display", Helvetica, Arial, sans-serif;
	--izph-sub-w: 300;
	--izph-font-b: inherit;
	--izph-font-hud: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, monospace;
	--izph-h-size: 62px;
	--izph-h-size-m: 34px;
	--izph-h-weight: 300;
	--izph-h-lh: 1.02;
	--izph-h-ls: -0.015em;
	--izph-intro: 15px;
	--izph-intro-lh: 1.75;
	--izph-cta-size: 11px;
	--izph-strip-size: 10px;
	--izph-label-size: 11px;
	--izph-sub-size: 20px;
	--izph-pane-size: 14.5px;
	--izph-pane-lh: 1.75;
	--izph-note-title: 9.5px;
	--izph-note-text: 10.5px;
	--izph-note-w: 190px;

	position: relative;
	box-sizing: border-box;
	background: var(--izph-bg);
	color: var(--izph-text);
	font-family: var(--izph-font-b);
	overflow: hidden;
	isolation: isolate;
}

.izph *,
.izph *::before,
.izph *::after {
	box-sizing: border-box;
}

.izph__wrap {
	position: relative;
	max-width: var(--izph-max);
	margin: 0 auto;
	padding: 22px clamp(16px, 4vw, 48px) clamp(28px, 5vw, 64px);
}

/* ------------------------------------------------------------ top strip */

.izph__strip {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 16px;
	padding-bottom: 14px;
	border-bottom: 1px solid #dcdee5;
	border-bottom-color: color-mix(in srgb, var(--izph-hud) 28%, transparent);
	font-family: var(--izph-font-hud);
	font-size: var(--izph-strip-size);
	line-height: 1.6;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--izph-hud);
}

.izph__strip-side {
	flex: 1 1 0;
}

.izph__strip-side--end {
	text-align: end;
}

.izph__badge {
	flex: 0 0 auto;
	padding: 5px 12px;
	border: 1px solid #c4c7d0;
	border-color: color-mix(in srgb, var(--izph-hud) 45%, transparent);
	white-space: nowrap;
}

/* ---------------------------------------------------------------- stage */

.izph__stage {
	position: relative;
	height: var(--izph-h);
	margin-top: 18px;
}

.izph--grid .izph__stage::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		repeating-linear-gradient(to right, var(--izph-grid) 0 1px, transparent 1px 25%),
		repeating-linear-gradient(to bottom, var(--izph-grid) 0 1px, transparent 1px 33.333%);
	opacity: 0.5;
	-webkit-mask-image: radial-gradient(ellipse at 50% 50%, #000 25%, transparent 78%);
	mask-image: radial-gradient(ellipse at 50% 50%, #000 25%, transparent 78%);
	pointer-events: none;
	z-index: 0;
}

.izph__field {
	position: absolute;
	inset: 0;
	z-index: 1;
}

.izph__canvas {
	display: block;
	width: 100%;
	height: 100%;
	touch-action: pan-y;
}

.izph__fallback-img,
.izph__noscript {
	position: absolute;
	inset: 0;
	margin: auto;
	max-width: 42%;
	max-height: 60%;
	object-fit: contain;
}

.izph__links {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	z-index: 2;
	pointer-events: none;
	overflow: visible;
}

.izph__links path,
.izph__links rect {
	fill: none;
	stroke: var(--izph-hud);
	stroke: color-mix(in srgb, var(--izph-hud) 70%, transparent);
	stroke-width: 1;
	vector-effect: non-scaling-stroke;
}

.izph__links rect {
	fill: var(--izph-bg);
}

/* --------------------------------------------------------- lead / copy */

.izph__lead {
	position: absolute;
	inset-inline-start: 0;
	top: 6%;
	z-index: 3;
	width: min(46%, 520px);
}

.izph__heading {
	margin: 0 0 18px;
	font-family: var(--izph-font-h);
	font-size: var(--izph-h-size);
	font-weight: var(--izph-h-weight);
	line-height: var(--izph-h-lh);
	letter-spacing: var(--izph-h-ls);
	color: var(--izph-heading);
}

.izph__accent {
	font-style: italic;
	color: var(--izph-accent);
}

.izph__intro {
	margin: 0 0 22px;
	max-width: 36ch;
	font-size: var(--izph-intro);
	line-height: var(--izph-intro-lh);
	color: var(--izph-text);
}

.izph__cta {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 11px 20px;
	border: 1px solid var(--izph-accent);
	border-color: color-mix(in srgb, var(--izph-accent) 60%, transparent);
	font-family: var(--izph-font-hud);
	font-size: var(--izph-cta-size);
	letter-spacing: 0.16em;
	text-transform: uppercase;
	text-decoration: none;
	color: var(--izph-heading);
	background: transparent;
	transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.izph__cta svg {
	width: 16px;
	height: 16px;
	transition: transform 0.25s ease;
}

.izph__cta:hover,
.izph__cta:focus-visible {
	background: var(--izph-accent);
	border-color: var(--izph-accent);
	color: #fff;
}

.izph__cta:hover svg {
	transform: translateX(4px);
}

[dir="rtl"] .izph__cta svg {
	transform: scaleX(-1);
}

[dir="rtl"] .izph__cta:hover svg {
	transform: scaleX(-1) translateX(4px);
}

/* ------------------------------------------------- mission / vision box */

.izph__panel {
	position: absolute;
	inset-inline-end: 0;
	bottom: 4%;
	z-index: 3;
	width: min(38%, 400px);
	padding: 20px 22px 22px;
	border: 1px solid #dcdee5;
	border-color: color-mix(in srgb, var(--izph-hud) 30%, transparent);
	background: var(--izph-bg);
	background: color-mix(in srgb, var(--izph-bg) 78%, transparent);
	-webkit-backdrop-filter: blur(6px);
	backdrop-filter: blur(6px);
}

.izph__panel-label {
	margin: 0 0 14px;
	font-family: var(--izph-font-sub);
	font-weight: var(--izph-sub-w);
	font-size: var(--izph-label-size);
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--izph-hud);
}

.izph__tabs {
	display: flex;
	gap: 22px;
	margin-bottom: 14px;
}

.izph__tab {
	position: relative;
	padding: 0 0 8px;
	border: 0;
	background: none;
	font-family: var(--izph-font-sub);
	font-weight: var(--izph-sub-w);
	font-size: var(--izph-sub-size);
	line-height: 1.2;
	color: var(--izph-hud);
	color: color-mix(in srgb, var(--izph-hud) 75%, transparent);
	cursor: pointer;
	transition: color 0.25s ease;
}

.izph__tab::after {
	content: "";
	position: absolute;
	inset-inline-start: 0;
	bottom: 0;
	width: 0;
	height: 1px;
	background: var(--izph-accent);
	transition: width 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.izph__tab.is-active {
	color: var(--izph-accent);
}

.izph__tab.is-active::after {
	width: 100%;
}

.izph__tab:focus-visible {
	outline: 2px solid var(--izph-accent);
	outline-offset: 3px;
}

.izph__pane {
	font-size: var(--izph-pane-size);
	line-height: var(--izph-pane-lh);
	color: var(--izph-text);
	animation: izph-fade 0.4s ease both;
}

.izph__pane[hidden] {
	display: none;
}

@keyframes izph-fade {
	from { opacity: 0; transform: translateY(4px); }
	to   { opacity: 1; transform: none; }
}

/* ---------------------------------------------------------- annotations */

.izph__note {
	position: absolute;
	inset-inline-start: var(--nx);
	top: var(--ny);
	z-index: 3;
	width: var(--izph-note-w);
	padding-inline-start: 10px;
	border-inline-start: 1px solid #c4c7d0;
	border-inline-start-color: color-mix(in srgb, var(--izph-hud) 45%, transparent);
	font-family: var(--izph-font-hud);
	color: var(--izph-hud);
}

.izph__note-title {
	margin: 0 0 5px;
	font-size: var(--izph-note-title);
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--izph-heading);
	color: color-mix(in srgb, var(--izph-heading) 70%, var(--izph-hud));
}

.izph__note-text {
	margin: 0;
	font-size: var(--izph-note-text);
	line-height: 1.65;
	letter-spacing: 0.02em;
}

/* -------------------------------------------------------------- reveals */

.izph__stage.is-armed .izph__lead,
.izph__stage.is-armed .izph__panel,
.izph__stage.is-armed .izph__note {
	opacity: 0;
	transform: translateY(10px);
	transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.izph__stage.is-ready .izph__lead,
.izph__stage.is-ready .izph__panel,
.izph__stage.is-ready .izph__note {
	opacity: 1;
	transform: none;
}

.izph__stage.is-ready .izph__panel { transition-delay: 0.12s; }
.izph__stage.is-ready .izph__note  { transition-delay: 0.24s; }

/* --------------------------------------------------------------- mobile */

@media (max-width: 900px) {
	.izph__wrap {
		padding-top: 18px;
	}

	.izph__stage {
		display: flex;
		flex-direction: column;
		gap: 26px;
		height: auto;
	}

	.izph--grid .izph__stage::before {
		display: none;
	}

	.izph__links {
		display: none;
	}

	.izph__field {
		position: relative;
		inset: auto;
		order: 2;
		height: var(--izph-h-m);
	}

	.izph__lead {
		position: relative;
		inset: auto;
		order: 1;
		width: 100%;
	}

	.izph__panel {
		position: relative;
		inset: auto;
		order: 3;
		width: 100%;
	}

	.izph__notes {
		order: 4;
		display: grid;
		grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
		gap: 18px;
	}

	.izph__note {
		position: relative;
		inset: auto;
		top: auto;
		width: auto;
	}

	.izph__heading {
		font-size: clamp(var(--izph-h-size-m), 8.5vw, var(--izph-h-size));
	}

	.izph__badge {
		display: none;
	}
}

@media (max-width: 480px) {
	.izph__strip {
		font-size: calc(var(--izph-strip-size) * 0.9);
	}
}

/* ------------------------------------------------------- reduced motion */

@media (prefers-reduced-motion: reduce) {
	.izph .izph__lead,
	.izph .izph__panel,
	.izph .izph__note,
	.izph .izph__pane {
		transition: none;
		animation: none;
		opacity: 1;
		transform: none;
	}
}