#coa-lookup-wrap {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.coa-search-box {
    display: flex;
    gap: 0;
    margin-bottom: 8px;
    border: 1px solid #ddd;
    border-radius: 6px;
    overflow: hidden;
    background: #fff;
}

#coa-search-input {
    flex: 1;
    padding: 16px 20px;
    font-size: 15px;
    border: none !important;
    outline: none;
    background: transparent;
    color: #333;
    box-shadow: none !important;
}

#coa-search-input::placeholder {
    color: #aaa;
}

#coa-search-btn {
    padding: 16px 32px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    background: #1a1a2e;
    color: #fff;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

#coa-search-btn:hover {
    background: #2d2d4e;
}

#coa-search-hint {
    margin-bottom: 30px;
    color: #999;
    font-size: 13px;
}

#coa-search-hint p {
    margin: 0;
}

#coa-search-hint code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 12px;
    color: #666;
}

/* Results */
.coa-results-header {
    margin: 0 0 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid #eee;
    font-size: 15px;
    color: #333;
    font-weight: 500;
}

.coa-results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.coa-result-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 6px;
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.15s;
}

.coa-result-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.coa-result-card a {
    display: block;
    text-decoration: none;
    color: inherit;
}

.coa-result-card img {
    width: 100%;
    height: auto;
    display: block;
}

.coa-card-info {
    padding: 10px 12px;
    border-top: 1px solid #f0f0f0;
}

.coa-card-product {
    font-weight: 600;
    font-size: 13px;
    color: #1a1a2e;
    margin-bottom: 3px;
}

.coa-card-test {
    font-size: 12px;
    color: #0066cc;
    margin-bottom: 3px;
}

.coa-card-batch {
    font-size: 11px;
    color: #999;
}

.coa-no-results {
    text-align: center;
    padding: 50px 20px;
    color: #999;
    font-size: 15px;
}

.coa-loading {
    text-align: center;
    padding: 50px 20px;
    color: #999;
    font-size: 15px;
}

/* Responsive */
@media (max-width: 768px) {
    .coa-results-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    #coa-search-btn {
        padding: 16px 20px;
    }
}

@media (max-width: 480px) {
    .coa-results-grid {
        grid-template-columns: 1fr;
    }
    .coa-search-box {
        flex-direction: column;
        border-radius: 6px;
    }
    #coa-search-btn {
        border-radius: 0 0 6px 6px;
    }
}