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

:root {
    /* Brand Colors from App */
    --primary-gold: #F9B233;
    --background: #F9FAFB;
    --secondary-bg: #F3F4F6;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --surface: #FFFFFF;
    --border: rgba(0, 0, 0, 0.1);
    --shadow: rgba(0, 0, 0, 0.1);
    
    /* Quest Category Colors */
    --hydration: #4FC3F7;
    --exercise: #10B981;
    --nutrition: #A3E635;
    --steps: #FB923C;
    --mindfulness: #C4B5FD;
    --sleep: #6366F1;
    --strength: #94A3B8;
    --cardio: #F87171;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.nav-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-gold);
}

.nav-cta {
    background: var(--primary-gold);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 25px;
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-fast);
    box-shadow: 0 4px 12px rgba(249, 178, 51, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249, 178, 51, 0.4);
}

/* Hero Section */
.hero {
    padding: 130px 0 var(--spacing-2xl);
    background: linear-gradient(135deg, var(--background) 0%, rgba(249, 178, 51, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.hero-accent {
    background: linear-gradient(135deg, var(--primary-gold), #FFD700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
}

.btn-primary {
    background: var(--primary-gold);
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-2xl);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 6px 20px rgba(249, 178, 51, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(249, 178, 51, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border);
    padding: var(--spacing-md) var(--spacing-2xl);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    border-color: var(--primary-gold);
    color: var(--primary-gold);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.btn-app-store-hero {
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-app-store-hero:hover {
    transform: translateY(-2px);
}

.btn-app-store-hero img {
    height: 60px;
    width: auto;
}


/* Section Styles */
.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

/* Quests Section */
.quests {
    padding: var(--spacing-2xl) 0;
    background: var(--background);
}

.quest-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.quest-card {
    background: var(--surface);
    padding: var(--spacing-2xl);
    border-radius: 20px;
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border);
}

.quest-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.quest-icon {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: var(--spacing-lg);
    transition: transform var(--transition-normal);
}

.quest-card:hover .quest-icon {
    transform: scale(1.1);
}

.quest-title {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.quest-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Achievements Section */
.achievements {
    padding: var(--spacing-4xl) 0;
    background: var(--surface);
}

.achievement-showcase {
    display: grid;
    gap: var(--spacing-3xl);
}

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

.tier-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.achievement-grid {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.achievement-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--background);
    border-radius: 16px;
    transition: all var(--transition-normal);
    min-width: 150px;
}

.achievement-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
}

.achievement-badge img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

.achievement-badge:hover img {
    transform: scale(1.2);
}

.achievement-name {
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
}

/* Features Section */
.features {
    padding: var(--spacing-4xl) 0;
    background: var(--background);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
}

.feature-card {
    background: var(--surface);
    padding: var(--spacing-2xl);
    border-radius: 20px;
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    margin-bottom: var(--spacing-lg);
}

.feature-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

.feature-card:hover .feature-icon img {
    transform: scale(1.1);
}

.feature-title {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Download Section */
.download {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-gold) 0%, #FFD700 100%);
    color: white;
}

.download-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.download-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.download-description {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.9;
}

.download-buttons {
    margin-bottom: var(--spacing-xl);
}

.btn-app-store img {
    height: 60px;
    transition: transform var(--transition-normal);
}

.btn-app-store:hover img {
    transform: scale(1.05);
}

.download-features {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.download-feature {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
}


/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: var(--spacing-2xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.footer-title {
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Animations */


/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        padding: 80px 0 var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    
    .quest-categories {
        grid-template-columns: 1fr;
    }
    
    .achievement-grid {
        gap: var(--spacing-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    
    .achievement-grid {
        flex-direction: column;
        align-items: center;
    }
    
    .download-features {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}