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

body {
    background: #f4f6f9;
}

/* NAVBAR */
.navbar {
    display: flex;
    align-items: center;
    background: #0d6efd;
    color: white;
    padding: 15px;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

#menuToggle {
    font-size: 22px;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
}

.logo {
    font-size: 18px;
    font-weight: bold;
}

/* SIDEBAR */
.sidebar {
    position: fixed;
    left: -250px;
    top: 0;
    width: 250px;
    height: 100%;
    background: #1e293b;
    padding-top: 60px;
    transition: 0.3s;
    z-index: 1000;
}

.sidebar a {
    display: block;
    padding: 15px;
    color: #cbd5e1;
    text-decoration: none;
}

.sidebar a:hover {
    background: #334155;
    color: white;
}

/* CONTAINER */
.container {
    padding: 20px;
}

.title {
    margin-bottom: 20px;
}

/* CARD */
.card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.card h3 {
    margin-bottom: 10px;
}

/* TABLET */
@media(min-width: 768px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* DESKTOP */
@media(min-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}