:root {
    --bg-color: #050510;
    --card-bg: rgba(20, 25, 40, 0.7);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --accent-cyan: #00ffff;
    --accent-purple: #bc13fe;
    --accent-green: #00ff88;
    --accent-yellow: #ffcc00;
    --accent-pink: #ff0055;
    --glow: 0 0 20px rgba(0, 255, 255, 0.15);
}

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

body {
    font-family: 'Exo 2', sans-serif;
    background-color: var(--bg-color);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(188, 19, 254, 0.05) 0%, transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 255, 255, 0.05) 0%, transparent 25%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
    text-align: center;
}

header {
    margin-bottom: 4rem;
    animation: fadeInDown 1s ease-out;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.3);
    letter-spacing: 2px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    padding: 1rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 260px;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: translateX(-100%);
    transition: 0.6s;
}

.card:hover::before {
    transform: translateX(100%);
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 255, 255, 0.2);
}

.card:nth-child(2):hover {
    border-color: var(--accent-purple);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(188, 19, 254, 0.2);
}

.card:nth-child(3):hover {
    border-color: var(--accent-green);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 255, 136, 0.2);
}

.card:nth-child(4):hover {
    border-color: var(--accent-yellow);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 204, 0, 0.2);
}

.card:nth-child(5):hover {
    border-color: var(--accent-pink);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 0, 85, 0.2);
}

.icon-container {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    transition: 0.4s;
}

.card:hover .icon-container {
    transform: scale(1.1);
}

.card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.card-arrow {
    margin-top: 1.5rem;
    font-size: 1.2rem;
    opacity: 0;
    transform: translateX(-20px);
    transition: 0.4s;
    color: var(--accent-cyan);
}

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

footer {
    margin-top: 4rem;
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.8rem;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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

/* Mobile Responsiveness */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .grid {
        grid-template-columns: 1fr;
    }
}