/* =========================
   Skillr Education Styles
   ========================= */

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #222;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* Main Page Container */
.container {
    max-width: 1200px;
    margin: auto;
    background: #ffffff;
    padding: 20px;
}

/* Headings */
h1 {
    font-size: 2rem;
    margin-top: 0;
}

h2 {
    font-size: 1.4rem;
}

h3 {
    font-size: 1.1rem;
}

/* =========================
   Navigation
   ========================= */

.main-nav {
    margin: 20px 0;
    padding-bottom: 10px;
    border-bottom: 1px solid #dddddd;
}

.main-nav a {
    text-decoration: none;
    color: #222;
    font-weight: bold;
    margin-right: 15px;
}

.main-nav a:hover {
    text-decoration: underline;
}

/* =========================
   Breadcrumb
   ========================= */

.breadcrumb {
    margin: 15px 0;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: #444;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* =========================
   Grid Layout
   ========================= */

.worksheet-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
}

/* Tiles */

.worksheet-tile {
    border: 1px solid #dddddd;
    background: #ffffff;
    padding: 15px;
    border-radius: 6px;
}

.worksheet-tile h3 {
    margin-top: 0;
}

.worksheet-tile a {
    text-decoration: none;
    font-weight: bold;
}

/* =========================
   Forms
   ========================= */

input,
textarea {
    width: 100%;
    max-width: 600px;
    padding: 10px;
    border: 1px solid #cccccc;
    border-radius: 4px;
    box-sizing: border-box;
}

button {
    padding: 10px 20px;
    border: none;
    background: #222;
    color: white;
    cursor: pointer;
}

button:hover {
    opacity: 0.9;
}

/* =========================
   Footer
   ========================= */

footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #dddddd;
    font-size: 0.9rem;
    color: #555;
}

/* =========================
   Responsive Layout
   ========================= */

@media (max-width: 900px) {
    .worksheet-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {

    .worksheet-grid {
        grid-template-columns: 1fr;
    }

    .main-nav a {
        display: block;
        margin: 8px 0;
    }

    .container {
        padding: 15px;
    }
}