:root {
    --bg-color: #0a0a0a;
    --card-bg: #141414;
    --accent-color: #38ff42;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --gradient-white: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(56, 255, 66, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

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

/* Header Styles */
header {
    padding: 5rem 0 3rem;
    text-align: center;
    position: relative;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
}

.accent {
    color: var(--accent-color);
    text-shadow: 0 0 20px rgba(56, 255, 66, 0.3);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.header-gradient {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    border-radius: 2px;
}

/* Grid Layout */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 5rem;
}

/* Card Styles */
.card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 2rem;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-white);
    opacity: 0;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(56, 255, 66, 0.4);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.card:hover::before {
    opacity: 1;
}

.card-number {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.card-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

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

.card-arrow {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    font-size: 1.2rem;
    color: var(--accent-color);
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition);
}

.card:hover .card-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* Footer */
footer {
    padding: 3rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .grid {
        grid-template-columns: 1fr;
    }
}