body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background: #0078d4;
    color: #ffffff;
    padding: 20px 0;
    text-align: center;
}

h1 {
    margin: 0;
    font-size: 2.5em;
}

h2 {
    color: #333;
}

.container {
    max-width: 1200px;
    width: 80%;
    margin: 0 auto;
    padding: 0 1rem;
    overflow: hidden;
}

.tool-description {
    background: #ffffff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
}

.tool-buttons {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
}

.tool-button {
    display: inline-block;
    padding: .75rem 1.5rem;
    background-color: #0078d4;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 1rem;
    transition: background-color .2s ease;
}

.tool-button:hover {
    background-color: #005a9e;
}

footer {
    text-align: center;
    padding: 10px 0;
    background: #0078d4;
    color: #ffffff;
    position: relative;
    bottom: 0;
    width: 100%;
}

.app-header {
    background: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-header h1 {
    margin: 0;
    font-weight: 600;
    color: #333333;
    font-size: 1.5rem;
}

.app-main {
    padding: 2rem 0;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.tool-card {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.tool-card-content {
    padding: 1.5rem;
}

.tool-card-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 1.25rem;
}

.tool-card-content p {
    margin: 0;
    color: #666666;
    font-size: 0.95rem;
}

.app-footer {
    background: #fafafa;
    border-top: 1px solid #eaeaea;
    padding: 1rem 0;
    text-align: center;
    font-size: 0.875rem;
    color: #777777;
}