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

.tool-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: var(--text-color);
    overflow: hidden;
    position: relative;
}

.tool-card:before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.tool-card:hover:before {
    top: 0;
    left: 0;
    opacity: 1;
}

.tool-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.tool-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tool-card h3 span {
    font-size: 2rem;
    display: inline-block;
    transition: transform 0.3s ease;
}

.tool-card:hover h3 span {
    transform: rotate(-15deg) scale(1.2);
}

.tool-card p {
    font-size: 1rem;
    opacity: 0.8;
    line-height: 1.5;
}

/* Dark theme adjustments */
[data-theme="dark"] .tool-card {
    background: rgba(30, 41, 59, 0.3);
    border-color: rgba(51, 65, 85, 0.6);
}

[data-theme="dark"] .tool-card:hover {
    border-color: rgba(129, 140, 248, 0.5);
}

[data-theme="dark"] .tool-card:before {
    background: radial-gradient(circle, var(--accent-color), transparent);
    opacity: 0;
}