:root {
	--color-bg: #eef4fa;
	--color-section: #dceaf5;
	--color-surface: #ffffff;
	--color-heading: #1f3347;
	--color-text: #52606c;
	--color-primary: #4d8fd6;
	--color-primary-soft: #6b9edc;
	--color-secondary: #6fc3e8;
	--color-icy: #b8e7f8;
	--color-border: #cfdee8;
	--color-success: #26a269;
	--color-warning: #e5a50a;
	--color-danger: #e01b24;
	--color-neutral-50: #f5f7fa;
	--color-neutral-100: #e4e9f0;
	--color-neutral-200: #cfd8e3;
	--color-neutral-300: #b2c0d0;
	--color-neutral-400: #8c9aaa;
	--color-neutral-500: #6b7684;
	--color-neutral-600: #515b66;
	--color-neutral-700: #3b434b;
	--color-neutral-800: #252b31;
	--color-neutral-900: #14171a;
	--font-sans:
		"Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
		sans-serif;
	--font-display: "Cinzel", "Trajan Pro", "Playfair Display", serif;
	--font-mono:
		"JetBrains Mono", "SF Mono", ui-monospace, Menlo, Monaco, Consolas,
		monospace;
	--text-xs: 0.75rem;
	--text-sm: 0.875rem;
	--text-base: 1rem;
	--text-lg: 1.125rem;
	--text-xl: 1.25rem;
	--text-2xl: 1.5rem;
	--text-3xl: 1.875rem;
	--text-4xl: 2.25rem;
	--text-5xl: 3rem;
	--leading-tight: 1.2;
	--leading-snug: 1.35;
	--leading-normal: 1.5;
	--leading-relaxed: 1.7;
	--space-0: 0;
	--space-1: 4px;
	--space-2: 8px;
	--space-3: 12px;
	--space-4: 16px;
	--space-5: 20px;
	--space-6: 24px;
	--space-8: 32px;
	--space-10: 40px;
	--space-12: 48px;
	--space-16: 64px;
	--space-20: 80px;
	--space-24: 96px;
	--radius-xs: 4px;
	--radius-sm: 6px;
	--radius-md: 10px;
	--radius-lg: 16px;
	--radius-xl: 24px;
	--radius-pill: 999px;
	--shadow-sm: 0 6px 18px rgba(7, 31, 73, 0.08);
	--shadow-md: 0 14px 40px rgba(7, 31, 73, 0.12);
	--shadow-lg: 0 26px 80px rgba(7, 31, 73, 0.18);
	--frosted-bg: rgba(255, 255, 255, 0.82);
	--frosted-border: rgba(255, 255, 255, 0.65);
	--frosted-blur: 18px;
	--transition-fast: 120ms ease-out;
	--transition-base: 200ms ease-out;
	--transition-slow: 320ms ease-out;
	--container-max: 1200px;
	--content-width-narrow: 760px;
}
*,
*::before,
*::after {
	box-sizing: border-box;
}
* {
	margin: 0;
	padding: 0;
}
html,
body {
	min-height: 100%;
}
html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}
body {
	font-family: var(--font-sans);
	font-size: var(--text-base);
	line-height: var(--leading-normal);
	background-color: var(--color-bg);
	color: var(--color-text);
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
}
img,
picture,
video,
canvas,
svg {
	display: block;
	max-width: 100%;
	height: auto;
}
input,
button,
textarea,
select {
	font: inherit;
	color: inherit;
}
button {
	border: none;
	background: none;
	padding: 0;
}
a {
	color: inherit;
	text-decoration: none;
}
p {
	margin-bottom: var(--space-4);
}
h1,
h2,
h3,
h4,
h5,
h6 {
	font-family: var(--font-display);
	color: var(--color-heading);
	font-weight: 600;
	line-height: var(--leading-tight);
	letter-spacing: 0.03em;
	margin-bottom: var(--space-3);
}
h1 {
	font-size: clamp(2.5rem, 4vw, 3.25rem);
}
h2 {
	font-size: clamp(2rem, 3vw, 2.5rem);
}
h3 {
	font-size: clamp(1.5rem, 2.4vw, 2rem);
}
h4 {
	font-size: 1.25rem;
}
h5 {
	font-size: 1.125rem;
}
h6 {
	font-size: 1rem;
}
main {
	display: block;
}
ul,
ol {
	margin: 0 0 var(--space-4);
	padding-left: 0;
}
ul {
	list-style: none !important;
}
code,
pre {
	font-family: var(--font-mono);
}
table {
	border-collapse: collapse;
	width: 100%;
}
fieldset {
	border: 0;
	padding: 0;
	margin: 0;
}
::selection {
	background: rgba(77, 143, 214, 0.18);
	color: var(--color-heading);
}
.page-bg-layer {
	position: fixed;
	inset: 0;
	pointer-events: none;
	z-index: -1;
	background:
		radial-gradient(
			circle at top left,
			rgba(184, 231, 248, 0.9) 0,
			rgba(184, 231, 248, 0) 45%
		),
		radial-gradient(
			circle at bottom right,
			rgba(111, 195, 232, 0.8) 0,
			rgba(111, 195, 232, 0) 40%
		);
}
.container {
	width: 100%;
	max-width: var(--container-max);
	margin: 0 auto;
	padding: 0 var(--space-4);
}
.layout-main {
	padding-top: var(--space-8);
	padding-bottom: var(--space-12);
}
.grid {
	display: grid;
	gap: var(--space-4);
}
.grid-2 {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid-3 {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid-4 {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}
.flex {
	display: flex;
}
.flex-col {
	flex-direction: column;
}
.flex-row {
	flex-direction: row;
}
.flex-center {
	display: flex;
	align-items: center;
	justify-content: center;
}
.flex-between {
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.items-center {
	align-items: center;
}
.justify-center {
	justify-content: center;
}
.gap-2 {
	gap: var(--space-2);
}
.gap-4 {
	gap: var(--space-4);
}
.gap-6 {
	gap: var(--space-6);
}
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-2);
	padding: 0.6rem 1.4rem;
	border-radius: var(--radius-pill);
	font-size: var(--text-sm);
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	border: 1px solid transparent;
	cursor: pointer;
	transition:
		background-color var(--transition-base),
		border-color var(--transition-base),
		color var(--transition-base),
		box-shadow var(--transition-base),
		transform var(--transition-fast);
	white-space: nowrap;
}
.btn-primary {
	background: linear-gradient(
		135deg,
		var(--color-primary),
		var(--color-secondary)
	);
	color: #fff;
	box-shadow: var(--shadow-md);
}
.btn-primary:hover {
	transform: translateY(-1px);
	box-shadow: var(--shadow-lg);
}
.btn-primary:active {
	transform: translateY(0);
	box-shadow: var(--shadow-sm);
}
.btn-outline {
	background: transparent;
	border-color: rgba(31, 51, 71, 0.16);
	color: var(--color-heading);
	backdrop-filter: blur(10px);
}
.btn-outline:hover {
	background: rgba(255, 255, 255, 0.9);
	border-color: var(--color-primary);
	box-shadow: var(--shadow-md);
}
.btn-ghost {
	background: rgba(255, 255, 255, 0.05);
	color: var(--color-heading);
}
.btn-ghost:hover {
	background: rgba(255, 255, 255, 0.18);
	box-shadow: var(--shadow-sm);
}
.btn[disabled],
.btn[aria-disabled="true"] {
	opacity: 0.55;
	cursor: not-allowed;
	box-shadow: none;
	transform: none;
}
.btn-icon {
	width: 2.25rem;
	height: 2.25rem;
	padding: 0;
	border-radius: 50%;
	display: inline-flex;
	align-items: center;
	justify-content: center;
}
.input,
.select,
.textarea {
	width: 100%;
	padding: 0.7rem 0.9rem;
	border-radius: var(--radius-md);
	border: 1px solid var(--color-border);
	background-color: rgba(255, 255, 255, 0.96);
	color: var(--color-text);
	font-size: var(--text-sm);
	line-height: var(--leading-normal);
	transition:
		border-color var(--transition-base),
		box-shadow var(--transition-base),
		background-color var(--transition-base);
}
.input::placeholder,
.textarea::placeholder {
	color: var(--color-neutral-400);
}
.input:focus,
.select:focus,
.textarea:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow:
		0 0 0 1px rgba(77, 143, 214, 0.28),
		0 0 0 4px rgba(77, 143, 214, 0.16);
}
.input[aria-invalid="true"],
.textarea[aria-invalid="true"] {
	border-color: var(--color-danger);
}
.textarea {
	min-height: 140px;
	resize: vertical;
}
.card {
	position: relative;
	border-radius: var(--radius-lg);
	background: var(--color-surface);
	box-shadow: var(--shadow-sm);
	border: 1px solid rgba(207, 222, 232, 0.7);
	padding: var(--space-5);
	overflow: hidden;
}
.card-ghost {
	background: rgba(255, 255, 255, 0.82);
	backdrop-filter: blur(var(--frosted-blur));
	border: 1px solid var(--frosted-border);
}
.card-subtle {
	box-shadow: none;
	background: rgba(255, 255, 255, 0.9);
}
.card-header {
	margin-bottom: var(--space-3);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-2);
}
.card-title {
	font-size: var(--text-lg);
	font-family: var(--font-display);
	color: var(--color-heading);
}
.badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.15rem 0.6rem;
	border-radius: 999px;
	font-size: var(--text-xs);
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	border: 1px solid rgba(31, 51, 71, 0.12);
	background: rgba(255, 255, 255, 0.85);
	color: var(--color-heading);
}
.badge-primary {
	border-color: rgba(77, 143, 214, 0.3);
	background: rgba(77, 143, 214, 0.08);
	color: var(--color-primary);
}
.badge-icy {
	border-color: rgba(184, 231, 248, 0.9);
	background: rgba(184, 231, 248, 0.4);
	color: var(--color-heading);
}
.label {
	display: inline-block;
	margin-bottom: 0.3rem;
	font-size: var(--text-xs);
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--color-neutral-600);
}
.section {
	padding-block: var(--space-10);
}
.section-alt {
	background-color: var(--color-section);
}
.section-heading {
	display: flex;
	flex-direction: column;
	gap: var(--space-2);
	margin-bottom: var(--space-6);
}
.section-kicker {
	font-size: var(--text-xs);
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--color-primary);
}
.section-title {
	font-size: clamp(1.75rem, 3vw, 2.25rem);
}
.section-lead {
	font-size: var(--text-base);
	color: var(--color-neutral-600);
	max-width: 40rem;
}
.frosted-panel {
	background: var(--frosted-bg);
	backdrop-filter: blur(var(--frosted-blur));
	border-radius: var(--radius-xl);
	border: 1px solid var(--frosted-border);
	box-shadow: var(--shadow-md);
}
.icy-border {
	border-radius: var(--radius-lg);
	border: 1px solid rgba(184, 231, 248, 0.85);
	background: linear-gradient(
		135deg,
		rgba(255, 255, 255, 0.96),
		rgba(184, 231, 248, 0.4)
	);
}
.pill {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	padding: 0.2rem 0.7rem;
	border-radius: 999px;
	font-size: var(--text-xs);
	border: 1px solid rgba(31, 51, 71, 0.12);
	background: rgba(255, 255, 255, 0.95);
}
.pill-dot {
	width: 0.45rem;
	height: 0.45rem;
	border-radius: 999px;
	background: var(--color-primary);
}
.header-sticky {
	position: sticky;
	top: 0;
	z-index: 40;
	background: rgba(238, 244, 250, 0.98);
	backdrop-filter: blur(14px);
	border-bottom: 1px solid rgba(207, 222, 232, 0.9);
}
.site-header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-4);
	padding-block: 0.9rem;
}
.nav-toggle {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 4px;
	width: 2.25rem;
	height: 2.25rem;
	border-radius: 999px;
	border: 1px solid rgba(31, 51, 71, 0.16);
	background: rgba(255, 255, 255, 0.8);
	cursor: pointer;
	transition:
		background-color var(--transition-base),
		border-color var(--transition-base),
		transform var(--transition-fast);
}
.nav-toggle span {
	display: block;
	width: 16px;
	height: 2px;
	border-radius: 999px;
	background: var(--color-heading);
	transition:
		transform var(--transition-fast),
		opacity var(--transition-fast);
}
.nav-toggle:hover {
	background: #fff;
	border-color: var(--color-primary);
	transform: translateY(-1px);
}
.nav-toggle.is-active span:nth-child(1) {
	transform: translateY(4px) rotate(45deg);
}
.nav-toggle.is-active span:nth-child(2) {
	opacity: 0;
}
.nav-toggle.is-active span:nth-child(3) {
	transform: translateY(-4px) rotate(-45deg);
}
.offcanvas-backdrop {
	position: fixed;
	inset: 0;
	background: rgba(6, 18, 36, 0.55);
	backdrop-filter: blur(4px);
	opacity: 0;
	pointer-events: none;
	transition: opacity var(--transition-base);
	z-index: 39;
}
.offcanvas-backdrop.is-open {
	opacity: 1;
	pointer-events: auto;
}
.offcanvas-menu {
	position: fixed;
	width: 100%;
	top: 0;
	right: 0;
	left: 0;
	align-items: start;
	inset-block-start: 56px;
	background:
		radial-gradient(circle at top, rgba(200, 164, 90, 0.08), transparent 55%),
		rgba(9, 9, 12, 0.98);
	flex-direction: column;
	justify-content: space-between;
	padding: var(--space-6) var(--space-4) var(--space-6);
	transform: translateY(-100%);
	opacity: 0;
	pointer-events: none;
	transition:
		opacity var(--transition-base),
		transform var(--transition-base);
}
.offcanvas-menu.is-open {
	transform: translateY(0);
    opacity: 1;
	pointer-events: auto;
}
.offcanvas-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: var(--space-4) var(--space-4);
	border-bottom: 1px solid rgba(207, 222, 232, 0.9);
}
.offcanvas-body {
	padding: var(--space-4);
	overflow-y: auto;
}
.offcanvas-close {
	width: 2.25rem;
	height: 2.25rem;
	border-radius: 999px;
	border: 1px solid rgba(31, 51, 71, 0.16);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	background: rgba(255, 255, 255, 0.8);
	transition:
		background-color var(--transition-base),
		border-color var(--transition-base),
		transform var(--transition-fast);
}
.offcanvas-close:hover {
	background: #fff;
	border-color: var(--color-primary);
	transform: translateY(-1px);
}
.search-inline {
	position: relative;
	display: flex;
	align-items: center;
	gap: var(--space-2);
}
.search-inline input[type="search"] {
	padding-left: 2.1rem;
	border-radius: 999px;
}
.search-inline-icon {
	position: absolute;
	left: 0.8rem;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.9rem;
	color: var(--color-neutral-500);
}
.filters-row {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin-bottom: var(--space-4);
}
.filter-chip {
	padding: 0.35rem 0.9rem;
	border-radius: 999px;
	font-size: var(--text-xs);
	border: 1px solid rgba(31, 51, 71, 0.16);
	background: rgba(255, 255, 255, 0.9);
	cursor: pointer;
	transition:
		background-color var(--transition-base),
		border-color var(--transition-base),
		color var(--transition-base),
		transform var(--transition-fast);
}
.filter-chip.is-active {
	background: var(--color-heading);
	color: #fff;
	border-color: var(--color-heading);
	transform: translateY(-1px);
}
.newsletter-panel {
	display: flex;
	flex-direction: column;
	gap: var(--space-3);
}
.newsletter-inline {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-3);
}
.newsletter-inline .input {
	flex: 1 1 200px;
	border-radius: var(--radius-pill);
}
.tag-cloud {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
}
.tag {
	font-size: var(--text-xs);
	padding: 0.2rem 0.7rem;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.8);
	border: 1px solid rgba(207, 222, 232, 0.9);
	color: var(--color-neutral-700);
}
.timeline {
	position: relative;
	padding-left: 1.5rem;
	display: flex;
	flex-direction: column;
	gap: var(--space-4);
}
.timeline::before {
	content: "";
	position: absolute;
	left: 0.4rem;
	top: 0.2rem;
	bottom: 0.2rem;
	width: 2px;
	background: linear-gradient(
		to bottom,
		rgba(111, 195, 232, 0.8),
		rgba(77, 143, 214, 0.8)
	);
}
.timeline-item {
	position: relative;
	padding-left: 0.75rem;
}
.timeline-dot {
	position: absolute;
	left: -0.15rem;
	top: 0.25rem;
	width: 0.7rem;
	height: 0.7rem;
	border-radius: 999px;
	background: #fff;
	border: 2px solid var(--color-primary);
	box-shadow: 0 0 0 3px rgba(77, 143, 214, 0.2);
}
.article-meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--space-2);
	font-size: var(--text-xs);
	color: var(--color-neutral-500);
}
.article-grid {
	display: grid;
	grid-template-columns: 2.1fr 1.3fr;
	gap: var(--space-6);
}
.article-body {
	max-width: var(--content-width-narrow);
	font-size: var(--text-base);
	line-height: var(--leading-relaxed);
	color: var(--color-neutral-800);
}
.article-body h2 {
	margin-top: var(--space-6);
}
.article-body h3 {
	margin-top: var(--space-4);
}
.article-body ul {
	margin-left: 1.2rem;
}
.article-body .article-hero-art {
	position: relative;
	border-radius: var(--radius-xl);
	overflow: hidden;
	background:
		radial-gradient(
			circle at top,
			rgba(184, 231, 248, 0.9),
			rgba(77, 143, 214, 0.45)
		),
		radial-gradient(
			circle at bottom,
			rgba(31, 51, 71, 0.95),
			rgba(31, 51, 71, 1)
		);
	min-height: 260px;
	display: flex;
	align-items: flex-end;
	justify-content: flex-start;
	padding: var(--space-5);
	color: #fff;
}
.badge-series {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	padding: 0.25rem 0.75rem;
	border-radius: 999px;
	font-size: var(--text-xs);
	background: rgba(7, 16, 32, 0.65);
	border: 1px solid rgba(184, 231, 248, 0.7);
}
.tiers-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: var(--space-4);
}
.tier-label {
	font-size: var(--text-sm);
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	margin-bottom: var(--space-2);
}
.tier-S {
	color: var(--color-secondary);
}
.tier-A {
	color: var(--color-primary);
}
.tier-B {
	color: var(--color-icy);
}
.tier-C {
	color: var(--color-neutral-500);
}
.focus-visible:focus-visible,
[tabindex]:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
	outline: 2px solid transparent;
	outline-offset: 2px;
	box-shadow:
		0 0 0 2px #fff,
		0 0 0 4px var(--color-secondary);
}
@media (prefers-reduced-motion: reduce) {
	* {
		scroll-behavior: auto !important;
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		smooth-scroll-behavior: auto !important;
	}
}
@media (max-width: 1024px) {
	.article-grid {
		grid-template-columns: 1.2fr 1.1fr;
	}
}
@media (max-width: 768px) {
	.grid-2,
	.grid-3,
	.grid-4 {
		grid-template-columns: 1fr;
	}
	.layout-main {
		padding-top: var(--space-6);
		padding-bottom: var(--space-10);
	}
	.section {
		padding-block: var(--space-8);
	}
	.site-header-inner {
		padding-block: 0.7rem;
	}
	.article-grid {
		grid-template-columns: 1fr;
		gap: var(--space-4);
	}
	.article-hero-art {
		min-height: 220px;
		padding: var(--space-4);
	}
}
@media (max-width: 480px) {
	h1 {
		font-size: 2.1rem;
	}
	.section-title {
		font-size: 1.6rem;
	}
	.card {
		padding: var(--space-4);
	}
	.newsletter-inline {
		flex-direction: column;
		align-items: stretch;
	}
}