:root {
    --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-hover: #0ea5e9;
    --font-main: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background: var(--bg-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
}

.container {
    padding: 2rem;
    width: 100%;
    max-width: 600px;
    z-index: 1;
    position: relative;
}

/* Glassmorphism Card */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(56, 189, 248, 0.2);
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.05em;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

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

.button {
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.button.primary {
    background: var(--text-primary);
    color: #0f172a;
}

.button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(255, 255, 255, 0.1);
}

.button.secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--card-border);
}

.button.secondary:hover {
    background: var(--card-border);
}

footer {
    position: absolute;
    bottom: 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}