:root {
    --bg-dark: #0a0a0f;
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
    --accent-1: #3b82f6;
    --accent-2: #8b5cf6;
    --glow-color: rgba(59, 130, 246, 0.15);
    --font-main: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Background Effects */
.background-glow {
    position: fixed;
    top: -20%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--glow-color) 0%, rgba(10, 10, 15, 0) 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
    filter: blur(60px);
}

.background-glow.secondary {
    top: auto;
    bottom: -20%;
    left: auto;
    right: -10%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, rgba(10, 10, 15, 0) 70%);
}

/* Typography */
h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #a1a1aa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

p.subtitle {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem auto;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 5%;
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Hero Section */
.hero {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 5% 4rem;
    min-height: 80vh;
}

.hero-content {
    max-width: 800px;
}

/* About Section */
.about-section {
    padding: 6rem 5%;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.container p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 5%;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.4s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
    .cta-group {
        flex-direction: column;
    }
    
    .navbar {
        padding: 1.5rem 5%;
    }
}