/* =========================================
   DESIGN TOKENS
   ========================================= */
:root {
	/* Palette: "Eco-Modern" */

	/* Primary: Dark Charcoal (Authoritative but softer than black) */
	--color-primary: #1f2937;
	/* HSL(215, 28%, 17%) */

	/* Action: Vibrant Emerald (Growth, "Go", Success) */
	--color-action: #10b981;
	/* HSL(160, 84%, 39%) */
	--color-action-hover: #059669;

	/* Accent: Lime / Spring Green (High energy highlights) */
	--color-accent: #d9f99d;
	/* HSL(80, 89%, 80%) */

	/* Surface: Pure White */
	--color-surface: #ffffff;
	/* HSL(0, 0%, 100%) */

	/* Background: Very Light Gray-Green tint */
	--color-bg: #f9fafb;
	/* HSL(210, 20%, 98%) */

	/* Text: Dark Gray */
	--color-text-main: #374151;
	/* HSL(215, 14%, 27%) */
	--color-text-muted: #9ca3af;
	/* HSL(215, 14%, 65%) */

	/* Border: Light Gray */
	--color-border: #e5e7eb;
	/* HSL(220, 13%, 91%) */

	/* Spacing & Radius (Kept consistent) */
	--space-xsm: 4px;
	--space-sm: 8px;
	--space-md: 16px;
	--space-lg: 24px;
	--space-xl: 48px;
	--space-xxl: 80px;
	--radius-sm: 4px;
	--radius-md: 8px;
	--radius-pill: 99px;
	--shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
	--shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
	--shadow-card: 0 10px 15px -3px rgba(16, 185, 129, 0.1),
		0 4px 6px -2px rgba(0, 0, 0, 0.05);

	/* Typography */
	--font-size-base: 16px;
	--font-size-lg: 20px;
	--font-size-xl: 24px;
	--font-size-2xl: 32px;
	--font-size-3xl: 40px;
	--font-size-4xl: 48px;

	/* Layout */
	--nav-height: 70px;
	--transition-base: all 0.2s ease;
}

/* =========================================
   RESET & BASE STYLES
   ========================================= */
* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	scroll-behavior: smooth;
}

body {
	font-family: "Inter", sans-serif;
	background-color: var(--color-bg);
	color: var(--color-text-main);
	line-height: 1.6;
}

h1,
h2,
h3 {
	color: var(--color-primary);
	line-height: 1.2;
}

h1 {
	font-size: var(--font-size-4xl);
	font-weight: 700;
	letter-spacing: -1px;
}

h2 {
	font-size: var(--font-size-2xl);
	font-weight: 600;
	margin-bottom: var(--space-lg);
}

h3 {
	font-size: var(--font-size-lg);
	font-weight: 600;
}

p {
	margin-bottom: var(--space-md);
	color: var(--color-text-main);
}

.text-muted {
	color: var(--color-text-muted);
}

.text-center {
	text-align: center;
}

/* Screen reader only */
.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;
}

/* Container */
.container {
	max-width: 1100px;
	margin: 0 auto;
	padding: 0 var(--space-lg);
}

/* Buttons */
.btn {
	display: inline-block;
	padding: 12px var(--space-lg);
	border-radius: var(--radius-md);
	font-weight: 600;
	text-decoration: none;
	transition: var(--transition-base);
	cursor: pointer;
	border: none;
}

.btn-primary {
	background-color: var(--color-action);
	color: var(--color-surface);
}

.btn-primary:hover {
	background-color: var(--color-action-hover);
	transform: translateY(-1px);
}

.btn-outline {
	background-color: transparent;
	border: 2px solid var(--color-border);
	color: var(--color-primary);
}

.btn-full-width {
	width: 100%;
}

/* =========================================
   NAVBAR
   ========================================= */
nav {
	background: var(--color-surface);
	border-bottom: 1px solid var(--color-border);
	padding: var(--space-md) 0;
	position: sticky;
	top: 0;
	z-index: 100;
}

.nav-inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.logo {
	font-size: var(--font-size-lg);
	font-weight: 700;
	color: var(--color-primary);
	display: flex;
	align-items: center;
	gap: var(--space-sm);
	text-decoration: none;
}

.nav-links {
	display: flex;
	gap: var(--space-lg);
}

.nav-links a {
	color: var(--color-text-main);
	text-decoration: none;
	font-weight: 500;
}

.mobile-menu-toggle {
	display: none;
	background: none;
	border: none;
	font-size: var(--font-size-xl);
	color: var(--color-primary);
	cursor: pointer;
	padding: var(--space-sm);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
	position: relative;
	min-height: 600px;
}

.hero::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-image: url("images/hero-background.jpg");
	background-size: cover;
	background-position: center;
	opacity: 0.7;
	z-index: 0;
}

.hero::after {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: linear-gradient(
		135deg,
		rgba(255, 255, 255, 0.3) 0%,
		rgba(255, 255, 255, 0.1) 50%,
		rgba(255, 255, 255, 0.05) 100%
	);
	z-index: 0;
}

.hero-inner {
	padding: var(--space-xxl) 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-xl);
	position: relative;
	z-index: 1;
}

.hero-content {
	flex: 1;
}

.hero-content h1 {
	color: var(--color-primary);
	text-shadow: 0 2px 4px rgba(255, 255, 255, 0.9);
}

.hero-subhead {
	font-size: var(--font-size-lg);
	color: var(--color-primary);
	margin-bottom: var(--space-lg);
	max-width: 450px;
	font-weight: 500;
	text-shadow: 0 2px 4px rgba(255, 255, 255, 0.9);
	line-height: 1.7;
}

.hero-note {
	margin-top: var(--space-md);
	color: var(--color-text-main);
	font-size: 14px;
	font-weight: 500;
	text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.hero-note i {
	color: var(--color-action);
}

/* CSS Phone Mockup */
.hero-visual {
	flex: 1;
	display: flex;
	justify-content: center;
}

.phone-mockup {
	width: 280px;
	height: 560px;
	background: var(--color-primary);
	border-radius: 20px;
	padding: 12px;
	box-shadow: 0 20px 40px rgba(38, 70, 83, 0.2);
	position: relative;
}

.phone-screen {
	background: #fff;
	width: 100%;
	height: 100%;
	border-radius: 10px;
	overflow: hidden;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
}

.app-screenshot {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* =========================================
   VALUE PROPS
   ========================================= */
.value-props {
	background: var(--color-surface);
	padding: var(--space-xl) 0;
	border-bottom: 1px solid var(--color-border);
}

.vp-grid {
	display: flex;
	justify-content: space-around;
	text-align: center;
}

.vp-item {
	max-width: 250px;
}

.vp-icon {
	font-size: var(--font-size-2xl);
	color: var(--color-action);
	margin-bottom: var(--space-md);
	background: rgba(42, 157, 143, 0.1);
	/* Light teal bg */
	width: 64px;
	height: 64px;
	line-height: 64px;
	border-radius: 50%;
	display: inline-block;
}

/* =========================================
   FEATURES (ZIG ZAG)
   ========================================= */
.features {
	padding: var(--space-xxl) 0 var(--space-xl) 0;
	scroll-margin-top: var(--nav-height);
}

.feature-row {
	display: flex;
	align-items: center;
	gap: var(--space-xxl);
	margin-bottom: var(--space-xxl);
}

.feature-row.reverse {
	flex-direction: row-reverse;
}

.feature-text {
	flex: 1;
}

.feature-category {
	color: var(--color-action);
	font-weight: 600;
	margin-bottom: var(--space-sm);
	font-size: 14px;
	text-transform: uppercase;
	letter-spacing: 0.5px;
}

.feature-link {
	color: var(--color-action);
	font-weight: 600;
	text-decoration: none;
}

.feature-link:hover {
	text-decoration: underline;
}

.feature-visual {
	flex: 1;
}

.feature-image {
	width: 100%;
	height: 300px;
	object-fit: cover;
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-md);
}

/* =========================================
   TESTIMONIALS
   ========================================= */
.testimonials {
	padding: var(--space-xxl) 0;
	background: var(--color-surface);
	scroll-margin-top: var(--nav-height);
}

.grid-3 {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-lg);
	margin-top: var(--space-lg);
}

.test-card {
	background: var(--color-bg);
	padding: var(--space-lg);
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-sm);
}

.test-quote {
	font-style: italic;
	margin-bottom: var(--space-md);
	color: var(--color-text-main);
}

.test-quote p {
	margin-bottom: 0;
}

.test-author {
	font-weight: 600;
	color: var(--color-primary);
	display: flex;
	align-items: center;
	gap: 10px;
}

.avatar {
	width: var(--font-size-2xl);
	height: var(--font-size-2xl);
	border-radius: 50%;
	object-fit: cover;
}

/* =========================================
   PRICING
   ========================================= */
.pricing {
	padding: var(--space-xxl) 0;
	scroll-margin-top: var(--nav-height);
}

.pricing-card {
	background: var(--color-surface);
	padding: var(--space-xl) var(--space-lg);
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-card);
	border: 1px solid var(--color-border);
	text-align: center;
	position: relative;
}

.pricing-card.popular {
	border-top: 6px solid var(--color-accent);
	transform: scale(1.05);
	z-index: 2;
}

.badge-popular {
	background: var(--color-accent);
	color: var(--color-primary);
	font-size: 12px;
	font-weight: 700;
	padding: var(--radius-sm) 12px;
	border-radius: var(--radius-pill);
	position: absolute;
	top: -var(--space-md);
	left: 50%;
	transform: translateX(-50%);
}

.price {
	font-size: var(--font-size-3xl);
	font-weight: 700;
	color: var(--color-primary);
	margin: var(--space-md) 0;
}

.price span {
	font-size: var(--font-size-base);
	font-weight: 400;
	color: var(--color-text-muted);
}

.feature-list {
	list-style: none;
	margin-bottom: var(--space-lg);
	text-align: left;
}

.feature-list li {
	margin-bottom: var(--space-sm);
	color: var(--color-text-main);
}

.feature-list li i {
	color: var(--color-action);
	margin-right: var(--space-sm);
}

/* =========================================
   FOOTER
   ========================================= */
footer {
	background: var(--color-primary);
	color: #fff;
	padding: var(--space-xl) 0;
	margin-top: var(--space-xxl);
	text-align: center;
}

footer p {
	color: rgba(255, 255, 255, 0.7);
}

.footer-brand {
	margin-bottom: var(--space-lg);
	font-size: var(--font-size-xl);
	font-weight: 700;
}

.footer-nav {
	margin-bottom: var(--space-lg);
	background: var(--color-primary);
}

footer a {
	color: #fff;
	text-decoration: none;
	margin: 0 10px;
	transition: var(--transition-base);
}

footer a:hover {
	color: var(--color-action);
	text-decoration: underline;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 768px) {
	.hero-inner,
	.feature-row,
	.vp-grid,
	.grid-3 {
		flex-direction: column;
		grid-template-columns: 1fr;
		gap: var(--space-lg);
		text-align: center;
		margin-bottom: var(--space-lg);
	}

	.feature-row.reverse {
		flex-direction: column;
	}

	.hero-visual {
		margin-top: var(--space-xl);
	}

	.nav-links {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--color-surface);
		border-bottom: 1px solid var(--color-border);
		box-shadow: var(--shadow-md);
		padding: var(--space-md);
		flex-direction: column;
		gap: var(--space-md);
	}

	.nav-links.active {
		display: flex;
	}

	.nav-links a {
		padding: var(--space-sm) 0;
		border-bottom: 1px solid var(--color-border);
	}

	.nav-links a:last-child {
		border-bottom: none;
	}

	.mobile-menu-toggle {
		display: block;
	}

	.nav-cta {
		display: none;
	}

	/* Simplified for mobile demo */

	.vp-item {
		margin-bottom: var(--space-lg);
		max-width: 100%;
	}

	.pricing,
	.features {
		padding: var(--space-lg) 0;
	}

	.pricing-card.popular {
		transform: scale(1);
	}

	h1 {
		font-size: 36px;
	}

	.feature-image {
		border-radius: 0;
	}

	.feature-text {
		padding: 0 var(--space-sm);
	}

	.footer-nav a {
		display: block;
		margin: var(--space-sm) 0;
	}
}