/* General Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    background-color: #f4f4f9;
    color: #333;
    line-height: 1.6;
}

/* Responsive Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: #2c3e50;
    color: white;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
}

/* Hero Section */
#hero {
    height: 40vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('https://images.unsplash.com/photo-1517070208541-6ddc4d3efbcb?auto=format&fit=crop&w=800&q=80');
    background-size: cover;
    color: white;
}

/* Task Grid - Responsiveness */
.task-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px 5%;
}

.task-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
}

section {
    padding: 40px 5%;
}

h3 {
    margin-bottom: 20px;
    border-left: 5px solid #2c3e50;
    padding-left: 10px;
}

footer {
    text-align: center;
    padding: 20px;
    background: #2c3e50;
    color: white;
}