@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    --primary: #22c55e;
    --secondary: #86efac;
    --accent: #10b981;
    --text: #ffffff;
    --text-secondary: #cbd5e1;
    --bg: #0f172a;
    --bg-overlay: rgba(255, 255, 255, 0.06);
    --shadow: rgba(0, 0, 0, 0.2);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    background-image:
        radial-gradient(circle at 20% 50%, rgba(34, 197, 94, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(134, 239, 172, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

.btn-nav {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 0.5rem 1rem;
    border-radius: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 2px 10px rgba(34, 197, 94, 0.3);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.5);
}

/* Hero */
.hero {
    padding: 120px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(34, 197, 94, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--primary);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--bg);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(34, 197, 94, 0.3);
}

/* Sections */
section {
    padding: 80px 0;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 600;
}

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

.feature-card {
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(34, 197, 94, 0.2);
}

.icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Install */
.install-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: center;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.step-number {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 1rem;
    box-shadow: 0 2px 10px rgba(34, 197, 94, 0.3);
}

/* Why */
.why {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(5px);
}

.why-points {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.point {
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Footer */
.footer {
    background: rgba(15, 23, 42, 0.9);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer a {
    color: var(--accent);
    text-decoration: none;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    .hero p {
        font-size: 1rem;
    }
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    .btn-primary, .btn-secondary {
        width: 200px;
    }
    .nav-links {
        display: none; /* Simple hide for mobile, can add hamburger later */
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .why-points {
        flex-direction: column;
        align-items: center;
    }
    .footer .container {
        flex-direction: column;
        gap: 1rem;
    }
}