body {
    margin: 0;
    padding: 0;
    background: #f0f8ff;
    color: #333;
    line-height: 1.5;
    font-family: "Poppins", sans-serif;
}

/* --- Header --- */
header {
    background: #1c33ba;
    color: white;
    text-align: center;
    padding: 15px;
}

header img {
    display: block;
    margin: 0 auto 0;
    width: 300px;
    height: auto;
}

header img {
    filter: brightness(2) contrast(1.5);

}

header h1 {
    margin: 0;
    font-size: 24px;
}

/* --- Navigation --- */
nav {
    position: relative;
    top: 0;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 10px;
    display: flex;
    justify-content: center;
    gap: 15px;
    background: #636dfc;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 14px;
    border-radius: 4px;
}

nav a:hover {
    background: #fb1374;
    color: white;
}

/* --- Main content --- */
main {
    max-width: 900px;
    margin: 20px auto;
    padding: 0 15px;
}

section {
    background: white;
    margin: 15px 0;
    padding: 15px;
    border: 1px solid #ccc;
    border-radius: 20px;
    border-left: 6px solid #1c33ba;
}

section:nth-of-type(1) {
    border-left-color: #1c33ba;
}

section:nth-of-type(2) {
    border-left-color: #fb1374;
}

section:nth-of-type(3) {
    border-left-color: #13c4fb;
}

section:nth-of-type(4) {
    border-left-color: #13fb8d;
}

section:nth-of-type(5) {
    border-left-color: #fbbd13;
}

section h2 {
    margin-top: 0;
    color: #1c33ba;
}

section img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* --- Buttons --- */
button {
    background-color: #007bff;
    border: none;
    color: #fff;
    padding: 8px 14px;
    margin: 6px 4px 14px 0;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
}

button:hover {
    background-color: #0056b3;
}

button#menuNupp {
    position: fixed;
    top: 10px;
    right: 10px;
    cursor: pointer;
    background-color: rgb(209, 70, 45);
}

/* --- Footer --- */
footer {
    background: #1c33ba;
    color: white;
    text-align: center;
    padding: 10px;
    font-size: 13px;
    margin-top: 20px;
}

footer strong {
    color: #fb1374;
}

/* --- Section Grid --- */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.grid-item {
    position: relative;
    display: block;
    background: #ffffff;
    border: 2px solid #ccc;
    border-radius: 6px;
    padding: 25px 15px 15px 15px;
    color: #333;
    text-decoration: none;
    overflow: hidden;
}

.grid-item h3 {
    margin-top: 0;
    margin-bottom: 10px;
    color: #1c33ba;
}

.grid-item p {
    margin: 0;
}

.grid-item:hover {
    border-color: #fb1374;
    background: #f9f9f9;
    cursor: pointer;
}

.grid-item:hover {
    border-color: #fb1374;
}

.grid-item a:hover {
    color: #1c33ba;
}

.hindeline-badge {
    position: absolute;
    top: 0px;
    right: 10px;
    background: #ff0019;
    color: white;
    padding: 4px 12px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}