.postcode-colour-hint {
    position: fixed;
    z-index: 11000;
    box-sizing: border-box;
    width: 320px;
    max-width: calc(100vw - 24px);
    padding: 14px 44px 15px 16px;
    background: #fffdf5;
    color: #344329;
    border: 1px solid #a5b181;
    border-left: 4px solid #829b40;
    border-radius: 8px;
    box-shadow: 0 4px 16px #25351d26;
    font: 14px/1.5 Arial, sans-serif;
    text-align: left;
    text-transform: none;
    letter-spacing: normal;
    pointer-events: none;
    animation: postcode-hint-in .18s ease-out;
    transition: opacity .2s ease-out;
}
.postcode-colour-hint strong {
    display: block;
    position: static;
    margin: 0 0 7px;
    padding: 0;
    font: bold 16px/1.3 Arial, sans-serif;
    text-transform: none;
}
.postcode-colour-hint p { position: static; margin: 0; padding: 0; font: inherit; color: #526047; }
.postcode-colour-hint kbd {
    position: static;
    display: inline-block;
    padding: 0 5px;
    border: 1px solid #c6ceb7;
    border-bottom-width: 2px;
    border-radius: 4px;
    background: #f0f3e7;
    color: #344329;
    font: bold 13px/1.45 Arial, sans-serif;
    vertical-align: baseline;
}
.postcode-colour-hint button {
    position: absolute;
    top: 8px;
    right: 7px;
    width: 32px;
    height: 32px;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 6px;
    color: #526044;
    background: transparent;
    font: 24px/1 Arial, sans-serif;
    cursor: pointer;
    pointer-events: auto;
}
.postcode-colour-hint button:hover, .postcode-colour-hint button:focus-visible { background: #e9eddd; outline: 2px solid #829b40; }
.postcode-colour-hint.is-leaving { opacity: 0; }
@keyframes postcode-hint-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
    .postcode-colour-hint { animation: none; transition: none; }
}