/* Groups / Lists UI - clean layout */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Index: list of lists */
.groups--index .groups__header {
    margin-bottom: 1.5rem;
}

.groups__title {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--color3);
}

.groups__intro {
    color: var(--color3);
    opacity: 0.9;
    max-width: 50em;
    margin:auto;
    margin-bottom: 1rem;
}

.groups__nav {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.groups__nav-link {
    padding: 0.5rem 1rem;
    background: var(--color2);
    color: var(--color3);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
}

.groups__nav-link:hover {
    background: var(--color7);
}

.groups__nav-link--active {
    background: var(--color3);
    color: var(--color4);
}

.groups__actions {
    margin-bottom: 1.5rem;
}

.groups__list {
    list-style: none;
    display: grid;
    gap: 0.75rem;
    max-width: 40rem;
    margin: auto;
}

.groups__card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--color4);
    border: 1px solid var(--color7);
    border-radius: 6px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.groups__card-link {
    flex: 1;
    text-align:left;
    text-decoration: none;
    color: var(--color3);
}


.groups__card-name {
    display: block;
    font-weight: 600;
}

.groups__card-meta {
    display: block;
    font-size: 0.9rem;
    color: var(--color5);
    margin-top: 0.2rem;
}

.groups__card-edit {
    font-size: 0.9rem;
    color: var(--color3);
    text-decoration: none;
    padding: 0.35rem 0.6rem;
    border-radius: 4px;
    background: var(--color2);
}

.groups__card-edit:hover {
    background: var(--color7);
}

.groups__empty {
    color: var(--color3);
    opacity: 0.85;
    max-width: 32rem;
}

/* Show: single list */
.groups--show .groups__show-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
}

.groups__show-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color3);
}

.groups__show-description {
    color: var(--color3);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.groups__show-actions {
    margin-top: 0.75rem;
}

/* Add partitura panel */
.groups__add {
    margin-bottom: 1.5rem;
    padding: 0rem;
    background: var(--color2);
    border-radius: 0px;
}

/* .groups__add-trigger uses .btn style; only expanded state for visual feedback */
.groups__add-trigger[aria-expanded="true"] {
    font-weight: 600;
}

.groups__add-panel {
    padding: 1rem;
    text-align: left;
    background: var(--color8);
    border: 1px solid var(--color8);
    border-top: none;
    border-radius: 0 0 4px 4px;
}

.groups__add-title {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.groups__add-help {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    color: var(--color3);
    opacity: 0.9;
}

.groups__add-form {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.groups__add-form input[type="text"] {
    flex: 1;
    min-width: 12rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color4);
    background: var(--color4);
    border-radius: 4px;
    font-size: 1rem;
}

.groups__add-results {
    min-height: 2rem;
}

.groups__add-results:not(.empty) {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom:20px;
}

.groups__add-results:not(.empty) .groups__add-results-placeholder {
    display: none;
}

.groups__add-results-placeholder {
    color: var(--color3);
    opacity: 0.7;
    font-size: 0.9rem;
}

.groups__items {
    margin-top: 1rem;
}

.groups__items-help {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--color3);
    opacity: 0.85;
}

/* Reuse list_container inside groups */
.groups__items .list_container {
    margin-top: 0.5rem;
}

/* Form (new / edit) */
.groups--form .groups__header {
    margin-bottom: 1.5rem;
}

.groups__back {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--color3);
    text-decoration: none;
    font-size: 0.95rem;
}

.groups__back:hover {
    text-decoration: underline;
}

.groups__form-wrap {
    max-width: 28rem;
    margin:auto;
}

.groups__form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.groups__form-errors {
    padding: 0.75rem;
    background: #f8d7da;
    color: #721c24;
    border-radius: 4px;
    list-style: none;
}

.groups__form-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.groups__form-field label {
    font-weight: 500;
    color: var(--color3);
}

.groups__form-field input[type="text"],
.groups__form-field textarea {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color7);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
}

.groups__form-field textarea {
    min-height: 100px;
    resize: vertical;
}

.groups__form-field--checkbox {
    flex-direction: row;
    align-items: flex-start;
}

.groups__form-field--checkbox label {
    font-weight: normal;
    cursor: pointer;
}

.groups__form-field--checkbox input {
    margin-right: 0.5rem;
    margin-top: 0.2rem;
}

.groups__delete-form {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color7);
}

@media (max-width: 760px) {
    .groups__list {
        max-width: none;
    }
    .groups__add-form {
        flex-direction: column;
    }
    .groups__add-form input[type="text"] {
        min-width: 0;
    }
}