/* Keep It Simple, Sherry - Website Styles */
/* Mobile-first, responsive design */

:root {
    /* Parent brand colors */
    --color-primary: #1B5E20;
    --color-background: #E8E6E0;
    --color-text: #2C2C2C;
    --color-accent: #FFA726;
    --color-link: #1976D2;

    /* App primary color */
    --color-shopping: #2E7D32;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
    font-size: 18px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
}

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

a {
    color: var(--color-link);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Container */
.container {
    max-width: 800px;
    margin-inline: auto;
    padding-inline: var(--space-md);
}

/* Header */
.header {
    padding-block: var(--space-xl);
    text-align: center;
    background-color: var(--color-primary);
    color: white;
}

.brand-name {
    font-size: 1.75rem;
    font-weight: 700;
    margin-block-end: var(--space-xs);
}

.brand-tagline {
    font-size: 1rem;
    opacity: 0.9;
}

/* Hero Section */
.hero {
    padding-block: var(--space-2xl);
    text-align: center;
    background-color: white;
}

.app-icon {
    width: 120px;
    height: 120px;
    margin-inline: auto;
    margin-block-end: var(--space-lg);
    border-radius: 22px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.app-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-shopping);
    margin-block-end: var(--space-sm);
}

.app-tagline {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-text);
    margin-block-end: var(--space-md);
}

.app-description {
    font-size: 1rem;
    color: var(--color-text);
    opacity: 0.85;
    margin-block-end: var(--space-lg);
}

.app-store-link {
    display: inline-block;
}

.app-store-badge {
    height: 48px;
    width: auto;
    transition: transform 0.2s ease;
}

.app-store-link:hover .app-store-badge {
    transform: scale(1.05);
}

/* Screenshots Section */
.screenshots {
    padding-block: var(--space-2xl);
    background-color: var(--color-background);
}

.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    max-width: 500px;
    margin-inline: auto;
}

.screenshot-item img {
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
    padding-block: var(--space-2xl);
    background-color: white;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

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

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-block-end: var(--space-md);
    background-color: var(--color-shopping);
    color: white;
    border-radius: 16px;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-block-end: var(--space-sm);
}

.feature-description {
    font-size: 1rem;
    color: var(--color-text);
    opacity: 0.85;
    max-width: 300px;
    margin-inline: auto;
}

/* Footer */
.footer {
    padding-block: var(--space-xl);
    text-align: center;
    background-color: var(--color-primary);
    color: white;
}

.footer-nav {
    margin-block-end: var(--space-md);
}

.footer-nav a {
    color: white;
    opacity: 0.9;
}

.footer-nav a:hover {
    opacity: 1;
}

.footer-nav .separator {
    margin-inline: var(--space-sm);
    opacity: 0.5;
}

.copyright {
    font-size: 0.875rem;
    opacity: 0.7;
}

/* Tablet and up */
@media (min-width: 640px) {
    .brand-name {
        font-size: 2rem;
    }

    .app-icon {
        width: 150px;
        height: 150px;
    }

    .app-name {
        font-size: 2.5rem;
    }

    .app-tagline {
        font-size: 1.5rem;
    }

    .screenshot-grid {
        max-width: 600px;
        gap: var(--space-lg);
    }

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

/* Desktop */
@media (min-width: 1024px) {
    .hero {
        padding-block: var(--space-2xl) calc(var(--space-2xl) * 1.5);
    }

    .app-icon {
        width: 180px;
        height: 180px;
    }

    .screenshot-grid {
        max-width: 700px;
    }
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .app-store-link:hover .app-store-badge {
        transform: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --color-background: #121212;
        --color-text: #E0E0E0;
    }

    .hero {
        background-color: #1E1E1E;
    }

    .features {
        background-color: #1E1E1E;
    }

    .app-name {
        color: #4CAF50;
    }

    .feature-title {
        color: #81C784;
    }

    .feature-icon {
        background-color: #4CAF50;
    }

    .screenshot-item img {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    }
}