:root {
    --primary-dark: #6A1B9A;
    /* Lighter purple for better visibility on dark bg */
    --primary-light: #AB47BC;
    --accent-light: #E1BEE7;
    --bg-color: #1a0b2e;
    /* Very dark purple/black background */
    --card-bg: #2d1b4e;
    /* Darker card background */
    --text-color: #f3e5f5;
    /* Light text */
    --text-muted: #dcd6e0;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --card-hover-shadow: 0 8px 12px rgba(0, 0, 0, 0.5);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    margin: 0;
    padding: 0;
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 800px;
    padding: 20px;
    box-sizing: border-box;
    text-align: center;
}

header {
    margin-bottom: 40px;
    padding-top: 40px;
}

.logo {
    max-width: 250px;
    /* Slightly larger for visibility */
    height: auto;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.1));
    /* Subtle glow to pop from dark bg */
}

/* Beta notice styling */
.beta-notice {
    background-color: rgba(123, 31, 162, 0.2);
    color: var(--accent-light);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 30px;
    font-weight: 500;
    border: 1px solid var(--primary-light);
    backdrop-filter: blur(5px);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.tool-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    text-decoration: none;
    color: var(--text-color);
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-top: 4px solid var(--primary-light);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-hover-shadow);
    border-top-color: var(--accent-light);
    background-color: #392b58;
}

.tool-icon {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tool-icon svg {
    fill: var(--primary-light);
    transition: fill 0.3s ease;
}

.tool-card:hover .tool-icon svg {
    fill: var(--accent-light);
}

.tool-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--white);
    margin: 0 0 10px 0;
}

.tool-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

footer {
    margin-top: auto;
    padding: 40px 20px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    .container {
        padding: 15px;
    }

    .tool-title {
        font-size: 1.2rem;
    }
}