:root {
	--pf-color-primary: #0A1929;
	--pf-color-secondary: #2563EB;
	--pf-color-accent: #7FCBE4;
	--pf-color-text: #1a1a2e;
	--pf-color-text-light: #6B7280;
	--pf-color-bg: #f8f9fa;
	--pf-color-white: #ffffff;
	--pf-color-border: #E5E7EB;

	--pf-font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
	--pf-font-size-base: 1rem;
	--pf-line-height: 1.6;

	--pf-space-xs: 0.25rem;
	--pf-space-sm: 0.5rem;
	--pf-space-md: 1rem;
	--pf-space-lg: 2rem;
	--pf-space-xl: 4rem;

	--pf-container-max: 1280px;
	--pf-container-pad: 1.5rem;

	--pf-radius: 8px;
	--pf-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
	--pf-transition: 200ms ease;

	--pf-z-header: 100;
	--pf-z-overlay: 500;
	--pf-z-modal: 900;
	--pf-z-max: 9999;
}

*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}

body {
	font-family: var(--pf-font-sans);
	font-size: var(--pf-font-size-base);
	line-height: var(--pf-line-height);
	color: var(--pf-color-text);
	background: var(--pf-color-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: var(--pf-color-secondary);
	text-decoration: none;
	transition: color var(--pf-transition);
}

a:hover {
	color: var(--pf-color-primary);
}

a:focus-visible {
	outline: 2px solid var(--pf-color-secondary);
	outline-offset: 2px;
}

.pf-skip-link {
	position: absolute;
	top: -100%;
	left: 0;
	z-index: var(--pf-z-max);
	padding: var(--pf-space-sm) var(--pf-space-md);
	background: var(--pf-color-primary);
	color: var(--pf-color-white);
}

.pf-skip-link:focus {
	top: 0;
}

.pf-container {
	max-width: var(--pf-container-max);
	margin: 0 auto;
	padding-left: var(--pf-container-pad);
	padding-right: var(--pf-container-pad);
}

.pf-site-header {
	position: sticky;
	top: 0;
	z-index: var(--pf-z-header);
	background: var(--pf-color-primary);
	color: var(--pf-color-white);
}

.pf-site-header .pf-container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 64px;
}

.pf-site-header__title {
	color: var(--pf-color-white);
	font-size: 1.25rem;
	font-weight: 700;
}

.pf-site-header__title:hover {
	color: var(--pf-color-accent);
}

.pf-nav-list {
	list-style: none;
	display: flex;
	gap: var(--pf-space-lg);
}

.pf-nav-list a {
	color: var(--pf-color-white);
	font-size: 0.875rem;
	font-weight: 500;
	padding: var(--pf-space-sm) 0;
	min-height: 44px;
	min-width: 44px;
	display: inline-flex;
	align-items: center;
}

.pf-nav-list a:hover {
	color: var(--pf-color-accent);
}

.pf-site-main {
	min-height: 60vh;
	padding: var(--pf-space-xl) 0;
}

.pf-site-footer {
	background: var(--pf-color-primary);
	color: var(--pf-color-white);
	padding: var(--pf-space-xl) 0;
}

.pf-site-footer__copy {
	font-size: 0.875rem;
	color: var(--pf-color-text-light);
}

.pf-footer-nav-list {
	list-style: none;
	display: flex;
	gap: var(--pf-space-lg);
	margin-bottom: var(--pf-space-lg);
}

.pf-footer-nav-list a {
	color: var(--pf-color-white);
	font-size: 0.875rem;
	min-height: 44px;
	display: inline-flex;
	align-items: center;
}

.pf-footer-nav-list a:hover {
	color: var(--pf-color-accent);
}

.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute;
	width: 1px;
	word-wrap: normal;
}