body {
font-family: 'Tajawal', sans-serif;
background: #eaf7f1;
color: #1a1a1a;
margin: 0;
}

.container {
max-width: 1000px;
margin: 40px auto;
background: #ffffff;
border-radius: 15px;
padding: 30px;
box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

header {
background: #1fd289;
color: #fff;
padding: 20px 40px;
text-align: center;
font-size: 24px;
font-weight: 700;
border-radius: 0 0 15px 15px;
}

nav {
display: flex;
justify-content: center;
background: #0f6b4a;
padding: 12px 0;
border-radius: 0 0 10px 10px;
gap: 15px;
}

nav a {
color: #fff;
font-weight: 600;
text-decoration: none;
padding: 10px 15px;
border-radius: 8px;
transition: all 0.3s;
}

nav a:hover {
background: #1fd289;
color: #0f6b4a;
box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

main {
padding: 20px;
}

table {
width: 100%;
border-collapse: collapse;
margin-top: 20px;
}

th, td {
padding: 12px;
text-align: center;
border-bottom: 1px solid #ddd;
font-size: 16px;
}

th {
background: #1fd289;
color: #fff;
}

.btn {
background: #1fd289;
color: #0f6b4a;
padding: 10px 20px;
font-weight: 700;
border-radius: 8px;
border: none;
cursor: pointer;
transition: all 0.3s;
}

.btn:hover {
background: #0f6b4a;
color: #1fd289;
box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.card {
background: #f3f9f7;
padding: 20px;
border-radius: 10px;
margin: 15px 0;
box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

input, select {
width: 100%;
padding: 12px 15px;
margin: 10px 0 20px 0;
border-radius: 8px;
border: 1px solid #cceae1;
background: #f9fdfb;
font-size: 16px;
}

input:focus, select:focus {
outline: none;
border-color: #1fd289;
box-shadow: 0 0 10px rgba(31,210,137,0.3);
}

.note {
background: #e0f5eb;
border-left: 5px solid #1fd289;
padding: 15px;
border-radius: 8px;
margin-top: 20px;
font-size: 15px;
color: #0f6b4a;
}