:root {
    --primary: #28CC9E;
    --primary-dark: #0D7377;
    --background: #0A0A0A;
    --surface-glass: rgba(255, 255, 255, 0.03);
    --surface-glass-border: rgba(255, 255, 255, 0.08);
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    --gradient: linear-gradient(135deg, #28CC9E 0%, #0D7377 100%);
    --shadow-glow: 0 10px 40px rgba(40, 204, 158, 0.1);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

h1, h2, h3 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-fast);
    backdrop-filter: blur(10px);
    background-color: rgba(10, 10, 10, 0.8);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--surface-glass-border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 50px rgba(40, 204, 158, 0.2);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
}

.btn-playstore img {
    height: 60px;
    transition: var(--transition-fast);
}

.btn-playstore:hover img {
    transform: translateY(-4px) scale(1.05);
}

/* Hero Section */
.hero {
    padding: 10rem 0 6rem;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size:clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 540px;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.mockup-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    z-index: 2;
    filter: drop-shadow(0 20px 80px rgba(0, 0, 0, 0.5));
    border-radius: 40px;
}

.hero-blob {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(40, 204, 158, 0.15) 0%, transparent 70%);
    filter: blur(40px);
    z-index: 1;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: flow 10s infinite alternate;
}

@keyframes flow {
    0% { transform: translate(-50%, -50%) scale(1); }
    100% { transform: translate(-45%, -55%) scale(1.1); }
}

/* Features */
.features {
    padding: 8rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    padding: 2.5rem;
    border-radius: 24px;
    transition: var(--transition-fast);
}

.feature-card:hover {
    background: rgba(40, 204, 158, 0.05);
    border-color: rgba(40, 204, 158, 0.2);
    transform: translateY(-8px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(40, 204, 158, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}


/* CTA */
.cta {
    padding: 8rem 0;
}

.cta-card {
    background: var(--gradient);
    border-radius: 40px;
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
    opacity: 0.05;
    z-index: 0;
}

.cta-card h2, 
.cta-card p, 
.cta-card .cta-actions {
    position: relative;
    z-index: 1;
}

.cta-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: white;
}

.cta-card p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}


/* Footer */
.footer {
    background: #050505;
    padding: 6rem 0 3rem;
    border-top: 1px solid var(--surface-glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    margin-top: 1rem;
    color: var(--text-muted);
}

.footer-links h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 3rem;
    border-top: 1px solid var(--surface-glass-border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .nav-links {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cta-card {
        padding: 3rem 1.5rem;
    }
    
    .cta-card h2 {
        font-size: 2rem;
    }
}