/* Simple CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Variables */
:root {
    --bg-color: #0f0f0f;
    --text-color: #e0e0e0;
    --accent-color: #00d2ff;
    --card-bg: #1a1a1a;
    --border-color: #333;
    --hover-color: rgba(0, 210, 255, 0.1);
}

/* Base styles */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 4rem;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* Main guides section */
.guides {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    flex: 1;
    align-items: start;
}

/* Guide boxes */
.guide-box {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    display: block;
    text-align: center;
}

.guide-box:hover {
    transform: translateY(-4px);
    background: var(--hover-color);
    border-color: var(--accent-color);
    box-shadow: 0 8px 25px rgba(0, 210, 255, 0.15);
}

.guide-box .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.guide-box h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.guide-box p {
    opacity: 0.8;
    font-size: 0.95rem;
}

/* Footer */
footer {
    margin-top: 4rem;
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

footer p {
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }

    header h1 {
        font-size: 2rem;
    }

    .guides {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .guide-box {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .guide-box {
        padding: 1.25rem;
    }
}