/* ===== Global ===== */
body {
    margin: 0;
    font-family: "Lucida Grande", Helvetica, Arial, sans-serif;
    background: linear-gradient(to right, #f4f6f9, #eef2f7);
    color: #2c3e50;
}

/* ===== Container ===== */
.innit {
    padding: 30px;
    max-width: 900px;
    margin: 0 auto;
}

/* ===== Header ===== */
.header {
    padding: 20px 30px;
    background: #111;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header a {
    color: white;
    font-weight: bold;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.header a:hover {
    color: #aaa;
}

/* ===== Kaart stijl ===== */
.book-item {
    background: white;
    border-radius: 14px;
    padding: 22px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
    transition: all 0.2s ease;
}

.book-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

/* ===== Form styling ===== */
form {
    background: white;
    padding: 30px;
    border-radius: 14px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
    margin-top: 20px;
}

form .field {
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
}

label {
    font-weight: 600;
    margin-bottom: 6px;
}

input, textarea, select, .author-input {
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #dcdcdc;
    font-size: 14px;
    transition: all 0.2s ease;
}

.author-input {
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
    margin-top: 8px;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: darkseagreen;
    box-shadow: 0 0 0 2px darkgreen;
}

#authors-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#add-author-button {
    margin-top: 10px;
    align-self: flex-start;
}

/* ===== Buttons ===== */
button {
    padding: 10px 18px;
    border-radius: 8px;
    border: none;
    background: darkseagreen;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

button:hover {
    background: gray;
}

button:active {
    transform: scale(0.97);
}

a {
    color: green;
    padding: 20px;
}