:root{--color-primary: #e91e63;--color-primary-dark: #c2185b;--color-primary-light: #f8bbd0;--color-secondary: #2196f3;--color-background: #fff5f8;--color-surface: #ffffff;--color-text: #333333;--color-text-muted: #666666;--color-border: #e0e0e0;--hero-bg-scale: 150%;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;--font-size-base: 16px;--font-size-lg: 1.5rem;--font-size-xl: 2rem;--font-size-2xl: 3rem;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--border-radius: 12px;--transition: .3s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--font-size-base);scroll-behavior:smooth}body{font-family:var(--font-family);color:var(--color-text);background-color:var(--color-background);line-height:1.6}.hero{position:relative;height:100vh;min-height:600px;display:flex;align-items:center;justify-content:center;overflow:hidden}.sticky-header{position:fixed;top:0;left:0;width:100%;padding:var(--spacing-sm);text-align:center;background:transparent;z-index:100;opacity:0;transition:opacity var(--transition)}.sticky-header .hero-title{font-size:1.5rem;margin:0}.hero-background{position:fixed;top:0;left:0;width:100%;height:100%;background-image:url(../hearts-charts.png);background-size:var(--hero-bg-scale, contain);background-position:var(--hero-bg-align, center) center;background-repeat:no-repeat;opacity:1;z-index:-1;transition:opacity var(--transition)}.hero-content{position:relative;z-index:1;min-height:100%}.hero-title{font-size:var(--font-size-2xl);font-weight:700;color:var(--color-primary);text-shadow:2px 2px 4px rgba(0,0,0,.1)}.content{position:relative;z-index:1;transition:opacity var(--transition)}.section{padding:var(--spacing-xl) var(--spacing-md);max-width:800px;margin:0 auto;text-align:center;background-color:transparent;border-radius:var(--border-radius);margin-bottom:var(--spacing-md);transition:opacity var(--transition)}.section h2{font-size:var(--font-size-xl);color:var(--color-primary);margin-bottom:var(--spacing-md)}.section p{color:var(--color-text-muted);margin-bottom:var(--spacing-md)}.features{list-style:none;text-align:left;display:inline-block}.features li{padding:var(--spacing-xs) 0;color:var(--color-text);background-color:#ffffff4d;border-radius:var(--border-radius);padding:var(--spacing-sm)}.features li:before{content:"❤";color:var(--color-primary);margin-right:var(--spacing-xs)}.play-store-button{display:inline-block;transition:transform var(--transition)}.play-store-button:hover{transform:scale(1.05)}.play-store-button img{height:60px;width:auto}.screenshots-grid{display:grid;grid-template-columns:1fr;gap:var(--spacing-md)}.screenshot-card{background-color:#ffffff4d;padding:var(--spacing-md);border-radius:var(--border-radius);text-align:left;transition:transform var(--transition),box-shadow var(--transition)}.screenshot-card:hover{transform:translateY(-4px);box-shadow:0 8px 16px #e91e6326}.screenshot-card h3{color:var(--color-primary);margin-bottom:var(--spacing-xs)}.screenshot-card p{font-size:.9rem;margin-bottom:0}.contact-links{display:flex;flex-direction:column;gap:var(--spacing-sm);align-items:center}.contact-link{display:inline-flex;align-items:center;gap:var(--spacing-xs);color:var(--color-secondary);text-decoration:none;font-size:1.1rem;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius);transition:background-color var(--transition)}.contact-link:hover{background-color:var(--color-background)}.contact-link .icon{font-size:1.3rem}.footer{text-align:center;padding:var(--spacing-lg) var(--spacing-md);color:var(--color-text-muted);font-size:.9rem}@media (min-width: 768px){:root{--font-size-2xl: 4rem}.hero-title{font-size:var(--font-size-2xl)}.screenshots-grid{grid-template-columns:repeat(2,1fr)}.contact-links{flex-direction:row;justify-content:center}.section{padding:var(--spacing-xl) var(--spacing-lg)}}@media (min-width: 1024px){.screenshots-grid{grid-template-columns:repeat(4,1fr)}}