/**
 * NK Glossary Styles
 */

.nk-glossary-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Search Bar */
.nk-glossary-search-bar {
    margin-bottom: 30px;
}

.nk-glossary-search-input {
    width: 100%;
    padding: 15px 20px;
    font-size: 16px;
    border: 2px solid #ddd;
    border-radius: 5px;
    transition: border-color 0.3s ease;
}

.nk-glossary-search-input:focus {
    outline: none;
    border-color: #0073aa;
}

/* Alphabetical Filter */
.nk-glossary-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #eee;
}

.nk-glossary-filter-btn {
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 600;
    color: #555;
    background-color: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nk-glossary-filter-btn:hover {
    background-color: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

.nk-glossary-filter-btn.active {
    background-color: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

/* Glossary List */
ul.glossaryList,
ul#glossaryList {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px 20px;
    align-items: start;
}

/* Letter Headings */
.the-index-letter {
    grid-column: 1 / -1;
    margin-top: 30px;
    margin-bottom: 15px;
    list-style-type: none !important;
}

.the-index-letter:first-child {
    margin-top: 0;
}

.the-index-letter h3 {
    font-size: 32px;
    font-weight: 700;
    margin: 0;
    padding: 0;
    text-transform: uppercase;
    border-bottom: 3px solid #0073aa;
    padding-bottom: 8px;
}

/* Letter Separator */
.the-letter-separator {
    grid-column: 1 / -1;
    height: 0;
    border: none;
    margin: 0;
    padding: 0;
    list-style-type: none !important;
}

/* Glossary Items */
.nk-glossary-item {
    padding: 8px 12px;
    transition: background-color 0.2s ease;
    list-style-type: none !important;
}

.nk-glossary-item:hover {
    background-color: #f5f5f5;
}

.nk-glossary-item.hidden {
    display: none;
}

.nk-glossary-item a,
.nk-glossary-item .glossaryLink {
    color: #0073aa;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s ease;
    display: block;
}

.nk-glossary-item a:hover,
.nk-glossary-item .glossaryLink:hover {
    color: #005177;
    text-decoration: underline;
}

.nk-glossary-item a span,
.nk-glossary-item .glossaryLink span {
    display: inline;
}

/* No Results Message */
.nk-glossary-no-results {
    padding: 40px 20px;
    text-align: center;
    color: #999;
    font-size: 18px;
    display: none;
}

.nk-glossary-no-results.show {
    display: block;
}

/* Responsive Design */
@media (max-width: 1200px) {
    ul.glossaryList,
    ul#glossaryList {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    ul.glossaryList,
    ul#glossaryList {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px 15px;
    }

    .the-index-letter h3 {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .nk-glossary-container {
        padding: 15px;
    }

    .nk-glossary-filter {
        gap: 5px;
    }

    .nk-glossary-filter-btn {
        padding: 6px 10px;
        font-size: 12px;
    }

    .the-index-letter h3 {
        font-size: 24px;
    }

    .nk-glossary-item a,
    .nk-glossary-item .glossaryLink {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .nk-glossary-filter-btn {
        padding: 5px 8px;
        font-size: 11px;
    }

    .nk-glossary-search-input {
        padding: 12px 15px;
        font-size: 14px;
    }

    ul.glossaryList,
    ul#glossaryList {
        grid-template-columns: 1fr;
        gap: 6px 0;
    }

    .the-index-letter h3 {
        font-size: 20px;
    }

    .nk-glossary-item {
        padding: 6px 8px;
    }

    .nk-glossary-item a,
    .nk-glossary-item .glossaryLink {
        font-size: 14px;
    }
}