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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    color: #ffffff;
    min-height: 100vh;
    line-height: 1.6;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 4rem;
    position: sticky;
    top: 0;
    backdrop-filter: blur(12px);
    background: rgba(15, 12, 41, 0.6);
    z-index: 10;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo span {
    background: linear-gradient(90deg, #7c5cff, #00d4ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav a {
    color: #cfd2ff;
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #ffffff;
}

/* Hero */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6rem 4rem;
    gap: 4rem;
    flex-wrap: wrap;
}

.hero-content {
    flex: 1;
    min-width: 320px;
}

.hero h1 {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #ffffff 0%, #a8b1ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    font-size: 1.5rem;
    color: #00d4ff;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.description {
    font-size: 1.1rem;
    color: #b8bce0;
    max-width: 540px;
    margin-bottom: 2.5rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(90deg, #7c5cff, #00d4ff);
    color: #ffffff;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 999px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 30px rgba(124, 92, 255, 0.4);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(124, 92, 255, 0.6);
}

/* Hero visual */
.hero-visual {
    flex: 1;
    min-width: 280px;
    position: relative;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orb {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #a78bfa, #4f46e5 60%, transparent 70%);
    filter: blur(2px);
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 0 80px rgba(124, 92, 255, 0.5);
}

.orb-small {
    position: absolute;
    width: 120px;
    height: 120px;
    top: 20%;
    right: 15%;
    background: radial-gradient(circle at 30% 30%, #67e8f9, #0891b2 60%, transparent 70%);
    animation: float 5s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-25px); }
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    padding: 4rem;
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.feature {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature:hover {
    transform: translateY(-6px);
    border-color: rgba(124, 92, 255, 0.5);
}

.feature .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.feature p {
    color: #b8bce0;
    font-size: 0.95rem;
}

/* Footer */
.footer {
    padding: 2rem 4rem;
    text-align: center;
    color: #8a8eb8;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }
    nav a {
        margin: 0 0.75rem;
    }
    .hero {
        padding: 3rem 1.5rem;
    }
    .features {
        padding: 2rem 1.5rem;
    }
    .footer {
        padding: 1.5rem;
    }
}