body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0f172a;
    color: white;
}

.container {
    width: 90%;
    margin: auto;
    padding: 20px;
}

header {
    background: #111827;
    padding: 20px;
}

nav a {
    color: white;
    margin-right: 15px;
    text-decoration: none;
}

.hero {
    padding: 100px 20px;
    text-align: center;
    background: linear-gradient(to right,#1e293b,#0f172a);
}

.btn {
    display: inline-block;
    padding: 12px 20px;
    background: #22c55e;
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
    gap: 20px;
}

.card {
    background: #1e293b;
    padding: 20px;
    border-radius: 10px;
}

.form-container {
    width: 400px;
    margin: 50px auto;
    background: #1e293b;
    padding: 30px;
    border-radius: 10px;
}

input,
select,
button {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: none;
    border-radius: 5px;
}

button {
    background: #22c55e;
    color: white;
    cursor: pointer;
}

.dashboard {
    display: flex;
}

aside {
    width: 250px;
    min-height: 100vh;
    background: #111827;
    padding: 20px;
}

aside a {
    display: block;
    color: white;
    margin-bottom: 10px;
    text-decoration: none;
}

main {
    flex: 1;
    padding: 20px;
}

.stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.stat-box {
    background: #1e293b;
    padding: 20px;
    border-radius: 10px;
    flex: 1;
}

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

table th,
table td {
    border: 1px solid #334155;
    padding: 12px;
}

footer {
    text-align: center;
    padding: 30px;
    background: #111827;
}