:root {
    --primary-color: #005f73;
    --secondary-color: #0a9396;
    --bg-color: #f4f7f6;
    --text-color: #333;
    --card-bg: #fff;
    --border-color: #ddd;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    max-width: 900px;
    width: 100%;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.subtitle {
    color: #555;
    font-size: 1.1rem;
}

.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 95, 115, 0.2);
    border-color: var(--secondary-color);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.card h2 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.4rem;
}

.card p {
    font-size: 0.95rem;
    color: #666;
}

.badge {
    display: inline-block;
    margin-top: 15px;
    padding: 5px 10px;
    background-color: #e9ecef;
    color: #555;
    font-size: 0.8rem;
    border-radius: 20px;
    font-weight: bold;
}