body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #f4f7f6;
    color: #333;
    margin: 0;
    padding: 0;
}

.tdm-top-bar {
    display: block;
    background-color: #cc0000;
    color: #ffffff;
    text-align: center;
    padding: 12px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.tdm-top-bar:hover {
    background-color: #b30000;
}

.container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 20px;
    box-sizing: border-box;
}

.header {
    text-align: center;
    margin-bottom: 50px;
}

.header h1 {
    font-size: 36px;
    color: #111;
    margin-bottom: 10px;
}

.header p {
    font-size: 18px;
    color: #555;
    max-width: 600px;
    margin: 0 auto;
}

.tool-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.tool-category-card {
    display: block;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 30px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease-in-out;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.tool-category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #cc0000;
}

/* EKLENDİ: Bağış Kutuları için Özel Stil */
.tool-category-card.special-card {
    background-color: #fffaf0;
    border-color: #fde68a;
}

.tool-category-card.special-card:hover {
    border-color: #f59e0b;
}

.card-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.tool-category-card h2 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 22px;
    color: #111;
}

.tool-category-card p {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 0;
}