/* ── laboratory-glossary.css ── */

/* ── Search ──────────────────────────────────────────── */
.gloss-search-wrap {
    max-width: 700px;
    margin: 2.5rem auto 0;
    padding: 0 1rem;
}

.gloss-search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    border: 2px solid #d1d8e0;
    border-radius: 50px;
    outline: none;
    box-sizing: border-box;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.gloss-search-input:focus {
    border-color: var(--primary-Color);
    box-shadow: 0 0 0 3px rgba(41,60,149,0.1);
}

/* ── Category Filter ─────────────────────────────────── */
.gloss-category-nav {
    max-width: 1100px;
    margin: 2rem auto 0;
    padding: 0 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.gloss-cat-btn {
    padding: 0.45rem 1.1rem;
    border: 2px solid #d1d8e0;
    border-radius: 50px;
    background: #fff;
    color: #2c3e50;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.gloss-cat-btn:hover {
    border-color: var(--primary-Color);
    color: var(--primary-Color);
}

.gloss-cat-btn.active {
    background: var(--primary-Color);
    border-color: var(--primary-Color);
    color: #fff;
}

@media (max-width: 768px) {
    .gloss-category-nav { padding: 0 1rem; }
}

/* ── Alphabet Nav ────────────────────────────────────── */
.gloss-alphabet-nav {
    max-width: 1100px;
    margin: 2rem auto 0;
    padding: 0 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    justify-content: center;
}

.gloss-alpha-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 2px solid #d1d8e0;
    border-radius: 6px;
    background: #fff;
    color: #2c3e50;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.gloss-alpha-btn:hover,
.gloss-alpha-btn.has-terms {
    border-color: var(--primary-Color);
    color: var(--primary-Color);
}

.gloss-alpha-btn.disabled {
    opacity: 0.35;
    cursor: default;
    pointer-events: none;
}

.gloss-alpha-btn.active {
    background: var(--primary-Color);
    border-color: var(--primary-Color);
    color: #fff;
}

/* ── Content ─────────────────────────────────────────── */
.gloss-content {
    max-width: 1100px;
    margin: 2.5rem auto 5rem;
    padding: 0 2rem;
}

.gloss-letter-group { margin-bottom: 2.5rem; }

.gloss-letter-heading {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-Color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid #c9a227;
    display: inline-block;
    min-width: 2.5rem;
}

.gloss-term-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (max-width: 768px) {
    .gloss-term-grid { grid-template-columns: 1fr; }
    .gloss-content { padding: 0 1rem; }
    .gloss-alphabet-nav { padding: 0 1rem; }
}

.gloss-term-card {
    background: #fff;
    border: 1px solid #e4e8ef;
    border-radius: 8px;
    padding: 1.2rem 1.5rem;
    transition: box-shadow 0.2s, transform 0.2s;
}

.gloss-term-card:hover {
    box-shadow: 0 6px 20px rgba(41,60,149,0.1);
    transform: translateY(-2px);
}

.gloss-term-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary-Color);
    margin-bottom: 0.4rem;
}

.gloss-term-name a { color: inherit; text-decoration: none; }
.gloss-term-name a:hover { color: #c9a227; }

.gloss-term-def {
    font-size: 0.9rem;
    color: #4a5568;
    line-height: 1.6;
}

.gloss-empty {
    text-align: center;
    padding: 5rem 2rem;
    color: #7f8c8d;
    font-size: 1.1rem;
}

.gloss-term-card.hidden-by-search { display: none; }

/* ── Glossary Term Detail ────────────────────────────── */
.gloss-letter-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #c9a227;
    border-radius: 50%;
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.5rem;
}

.gloss-detail-wrapper {
    max-width: 900px;
    margin: 3rem auto 5rem;
    padding: 0 2rem;
}

.gloss-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--primary-Color);
    font-weight: 600;
    text-decoration: none;
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.gloss-back-link:hover { color: #c9a227; }
.gloss-back-link::before { content: '←'; }

.gloss-definition-box {
    background: #f0f4fa;
    border-left: 4px solid var(--primary-Color);
    border-radius: 0 8px 8px 0;
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    font-size: 1.05rem;
    color: #2c3e50;
    line-height: 1.7;
}

.gloss-detail-section { margin-bottom: 2rem; }

.gloss-detail-section h2 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-Color);
    margin-bottom: 0.8rem;
    padding-bottom: 0.4rem;
    border-bottom: 2px solid #e4e8ef;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.gloss-detail-section h2::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 1.2rem;
    background: #c9a227;
    border-radius: 2px;
}

.gloss-detail-section p {
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.8;
}

.gloss-related-products {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.gloss-product-tag {
    padding: 0.4rem 1rem;
    background: #e8f0fa;
    color: var(--primary-Color);
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s;
}

.gloss-product-tag:hover {
    background: var(--primary-Color);
    color: #fff;
}

@media (max-width: 768px) {
    .gloss-detail-wrapper { padding: 0 1rem; }
}