/* ==========================================================================
   WinMedic - Global Design System
   ========================================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
	/* Colors */
	--wm-primary: #0c1a4c;
	--wm-primary-dark: #070f2e;
	--wm-primary-light: #8a99c9;
	--wm-primary-lighter: #dde3f4;
	--wm-accent: #00b4d8;
	--wm-accent-dark: #0096b7;

	--wm-text: #1a2332;
	--wm-text-light: #4a5568;
	--wm-text-muted: #718096;

	--wm-bg: #ffffff;
	--wm-bg-alt: #f7f9fc;
	--wm-bg-dark: #1a2332;

	--wm-success: #38a169;
	--wm-success-light: #c6f6d5;
	--wm-warning: #e53e3e;
	--wm-warning-light: #fed7d7;

	--wm-border: #e2e8f0;
	--wm-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
	--wm-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
	--wm-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08), 0 4px 6px rgba(0, 0, 0, 0.05);

	/* Typography */
	--wm-font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	--wm-font-heading: 'Poppins', var(--wm-font-body);

	/* Spacing */
	--wm-space-xs: 0.5rem;
	--wm-space-sm: 1rem;
	--wm-space-md: 1.5rem;
	--wm-space-lg: 2.5rem;
	--wm-space-xl: 4rem;
	--wm-space-2xl: 6rem;

	/* Layout */
	--wm-container: 1200px;
	--wm-container-narrow: 800px;
	--wm-radius: 8px;
	--wm-radius-lg: 12px;

	/* Transitions */
	--wm-transition: 0.3s ease;
}

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

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

body {
	font-family: var(--wm-font-body);
	font-size: 1rem;
	line-height: 1.7;
	color: var(--wm-text);
	background-color: var(--wm-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
	display: block;
	max-width: 100%;
	height: auto;
}

a {
	color: var(--wm-primary);
	text-decoration: none;
	transition: color var(--wm-transition);
}

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

ul,
ol {
	list-style: none;
}

button,
input,
select,
textarea {
	font: inherit;
	color: inherit;
}

button {
	cursor: pointer;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
	font-family: var(--wm-font-heading);
	font-weight: 700;
	line-height: 1.2;
	color: var(--wm-text);
}

h1 {
	font-size: clamp(1.875rem, 4vw, 2.75rem);
	letter-spacing: -0.02em;
}

h2 {
	font-size: clamp(1.5rem, 3vw, 2.25rem);
	letter-spacing: -0.01em;
}

h3 {
	font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h4 {
	font-size: clamp(1.125rem, 2vw, 1.25rem);
}

p {
	margin-bottom: 1rem;
}

p:last-child {
	margin-bottom: 0;
}

/* ---------- Layout Utilities ---------- */
.container {
	width: 100%;
	max-width: var(--wm-container);
	margin-left: auto;
	margin-right: auto;
	padding-left: var(--wm-space-sm);
	padding-right: var(--wm-space-sm);
}

@media (min-width: 48em) {
	.container {
		padding-left: var(--wm-space-md);
		padding-right: var(--wm-space-md);
	}
}

.container--narrow {
	max-width: var(--wm-container-narrow);
}

/* ---------- Section Base ---------- */
.section {
	padding: var(--wm-space-xl) 0;
}

@media (min-width: 48em) {
	.section {
		padding: var(--wm-space-2xl) 0;
	}
}

.section--alt {
	background-color: var(--wm-bg-alt);
}

.section--dark {
	background-color: var(--wm-bg-dark);
	color: #ffffff;
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
	color: #ffffff;
}

.section__header {
	text-align: center;
	margin-bottom: var(--wm-space-lg);
}

.section__subtitle {
	display: inline-block;
	font-size: 0.875rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--wm-primary);
	margin-bottom: var(--wm-space-xs);
}

.section__title {
	margin-bottom: var(--wm-space-sm);
}

.section__description {
	max-width: 640px;
	margin-left: auto;
	margin-right: auto;
	color: var(--wm-text-light);
	font-size: 1.0625rem;
}

/* ---------- Buttons ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	padding: 0.875rem 2rem;
	font-family: var(--wm-font-heading);
	font-size: 1rem;
	font-weight: 600;
	line-height: 1;
	text-align: center;
	border: 2px solid transparent;
	border-radius: var(--wm-radius);
	cursor: pointer;
	transition: all var(--wm-transition);
	white-space: nowrap;
}

.btn--primary {
	background-color: var(--wm-primary);
	color: #ffffff;
}

.btn--primary:hover {
	background-color: var(--wm-primary-dark);
	color: #ffffff;
	transform: translateY(-1px);
	box-shadow: var(--wm-shadow-md);
}

.btn--secondary {
	background-color: transparent;
	color: var(--wm-primary);
	border-color: var(--wm-primary);
}

.btn--secondary:hover {
	background-color: var(--wm-primary);
	color: #ffffff;
}

.btn--white {
	background-color: #ffffff;
	color: var(--wm-primary);
}

.btn--white:hover {
	background-color: var(--wm-primary-lighter);
	color: var(--wm-primary-dark);
}

.btn--large {
	padding: 1rem 2.5rem;
	font-size: 1.0625rem;
}

/* ---------- Card ---------- */
.card {
	background: var(--wm-bg);
	border-radius: var(--wm-radius-lg);
	padding: var(--wm-space-md);
	box-shadow: var(--wm-shadow);
	transition: transform var(--wm-transition), box-shadow var(--wm-transition);
}

.card:hover {
	transform: translateY(-2px);
	box-shadow: var(--wm-shadow-lg);
}

/* ---------- Checkmark Item ---------- */
.check-item {
	display: flex;
	align-items: flex-start;
	gap: 0.75rem;
	margin-bottom: 0.75rem;
}

.check-item__icon {
	flex-shrink: 0;
	width: 24px;
	height: 24px;
	color: var(--wm-success);
	margin-top: 2px;
}

.check-item__text {
	font-size: 1rem;
	color: var(--wm-text);
}

/* ---------- Scroll Animations ---------- */
.fade-up {
	opacity: 0;
	transform: translateY(40px);
	transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.is-visible {
	opacity: 1;
	transform: translateY(0);
}

.fade-left {
	opacity: 0;
	transform: translateX(-50px);
	transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-left.is-visible {
	opacity: 1;
	transform: translateX(0);
}

.fade-right {
	opacity: 0;
	transform: translateX(50px);
	transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-right.is-visible {
	opacity: 1;
	transform: translateX(0);
}

.scale-in {
	opacity: 0;
	transform: scale(0.85);
	transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.scale-in.is-visible {
	opacity: 1;
	transform: scale(1);
}

.blur-in {
	opacity: 0;
	filter: blur(10px);
	transform: translateY(20px);
	transition: opacity 0.8s ease, filter 0.8s ease, transform 0.8s ease;
}

.blur-in.is-visible {
	opacity: 1;
	filter: blur(0);
	transform: translateY(0);
}

/* Stagger delays */
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }

/* ---------- Gradient Text ---------- */
.gradient-text {
	background: linear-gradient(135deg, var(--wm-primary) 0%, var(--wm-accent) 50%, var(--wm-primary-dark) 100%);
	background-size: 200% auto;
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
	animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
	0%, 100% { background-position: 0% center; }
	50% { background-position: 100% center; }
}

/* ---------- Animated Underline ---------- */
.animated-underline {
	position: relative;
	display: inline;
}

.animated-underline::after {
	content: '';
	position: absolute;
	bottom: -4px;
	left: 0;
	width: 0;
	height: 3px;
	background: linear-gradient(90deg, var(--wm-primary), var(--wm-accent));
	border-radius: 2px;
	transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animated-underline.is-visible::after {
	width: 100%;
}

/* ---------- Pulse Glow ---------- */
@keyframes pulseGlow {
	0%, 100% { box-shadow: 0 0 0 0 rgba(0, 119, 182, 0.3); }
	50% { box-shadow: 0 0 0 12px rgba(0, 119, 182, 0); }
}

.pulse-glow {
	animation: pulseGlow 2.5s ease-in-out infinite;
}

/* ---------- Float Animation ---------- */
@keyframes float {
	0%, 100% { transform: translateY(0); }
	50% { transform: translateY(-10px); }
}

@keyframes floatSlow {
	0%, 100% { transform: translateY(0) rotate(0deg); }
	33% { transform: translateY(-8px) rotate(1deg); }
	66% { transform: translateY(-4px) rotate(-1deg); }
}

/* ---------- Shimmer ---------- */
@keyframes shimmer {
	0% { background-position: -200% 0; }
	100% { background-position: 200% 0; }
}

.shimmer {
	background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.4) 50%, transparent 100%);
	background-size: 200% 100%;
	animation: shimmer 3s ease-in-out infinite;
}

/* ---------- Animated Border ---------- */
@keyframes borderGlow {
	0%, 100% { border-color: var(--wm-primary-light); }
	50% { border-color: var(--wm-accent); }
}

/* ---------- Parallax layer base ---------- */
.parallax-section {
	position: relative;
	overflow: hidden;
}

.parallax-bg {
	position: absolute;
	inset: -20% 0;
	z-index: 0;
	pointer-events: none;
	will-change: transform;
}

.parallax-content {
	position: relative;
	z-index: 1;
}

/* ---------- Accessibility ---------- */
.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;
}

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

/* ---------- Skip link ---------- */
.skip-link {
	position: absolute;
	top: -100%;
	left: 50%;
	transform: translateX(-50%);
	background: var(--wm-primary);
	color: #fff;
	padding: 0.5rem 1rem;
	z-index: 9999;
	border-radius: 0 0 var(--wm-radius) var(--wm-radius);
}

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