:root {
    --qs-accent: #10b981;
    --qs-navy: #1e2a4a;
    --qs-border: #d1d5db;
}

.ic-note {
    font-size: 13px;
    color: #6b7280;
    margin-top: 16px;
    line-height: 1.6;
}

.ic-actionbar {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.ic-btn {
    background: var(--qs-navy);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 7px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s ease;
}

.ic-btn:hover {
    background: #16213e;
}

.ic-btn-outline {
    background: #fff;
    color: var(--qs-navy);
    border: 1px solid var(--qs-border);
}

.ic-btn-outline:hover {
    border-color: var(--qs-navy);
    background: #f9fafb;
}

.qs-panels {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
    border: 1px solid var(--qs-border);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 18px;
}

.qs-panel {
    background: #fff;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.qs-panel:first-child {
    border-right: 1px solid var(--qs-border);
}

.qs-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: #f9fafb;
    border-bottom: 1px solid var(--qs-border);
    font-size: 13px;
    font-weight: 700;
    color: var(--qs-navy);
}

.qs-copy-btn {
    background: none;
    border: 1px solid var(--qs-border);
    color: var(--qs-navy);
    font-size: 12px;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
    white-space: nowrap;
}

.qs-copy-btn:hover {
    background: var(--qs-accent);
    border-color: var(--qs-accent);
    color: #fff;
}

.qs-copy-btn.qs-copied {
    background: var(--qs-accent);
    border-color: var(--qs-accent);
    color: #fff;
}

.qs-textarea {
    flex: 1;
    min-height: 260px;
    border: none;
    resize: vertical;
    padding: 14px;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--qs-navy);
    background: #fff;
}

.qs-textarea:focus {
    outline: none;
}

.qs-results {
    min-height: 260px;
    max-height: 380px;
    overflow-y: auto;
}

.qs-empty {
    padding: 40px 20px;
    text-align: center;
    color: #9ca3af;
    font-size: 13.5px;
}

.qs-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 10px 14px;
    border-bottom: 1px solid #f0f1f3;
    font-size: 13px;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

.qs-row:last-child {
    border-bottom: none;
}

.qs-row-key {
    font-weight: 700;
    color: var(--qs-navy);
    word-break: break-all;
}

.qs-row-value {
    color: #374151;
    word-break: break-all;
}

.qs-builder {
    background: #fff;
    border: 1px solid var(--qs-border);
    border-radius: 10px;
    padding: 16px;
}

.qs-builder-header {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--qs-navy);
    margin-bottom: 12px;
}

.qs-builder-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.qs-builder-key,
.qs-builder-value {
    flex: 1;
    box-sizing: border-box;
    border: 1px solid var(--qs-border);
    border-radius: 7px;
    padding: 8px 10px;
    font-size: 13px;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    color: var(--qs-navy);
}

.qs-builder-key:focus,
.qs-builder-value:focus {
    outline: none;
    border-color: var(--qs-accent);
}

.qs-builder-remove {
    background: none;
    border: 1px solid var(--qs-border);
    color: #b91c1c;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 5px;
    cursor: pointer;
    flex-shrink: 0;
}

.qs-builder-remove:hover {
    background: #fef2f2;
    border-color: #fecaca;
}

.qs-field-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: #6b7280;
    margin-top: 14px;
    margin-bottom: 6px;
}

.qs-builder-output-wrap {
    display: flex;
    gap: 10px;
}

.qs-builder-output {
    flex: 1;
    box-sizing: border-box;
    border: 1px solid var(--qs-border);
    border-radius: 7px;
    padding: 10px 12px;
    font-size: 13px;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    color: var(--qs-navy);
    background: #f9fafb;
}

@media (max-width: 720px) {
    .qs-panels {
        grid-template-columns: 1fr;
    }

    .qs-panel:first-child {
        border-right: none;
        border-bottom: 1px solid var(--qs-border);
    }

    .ic-actionbar {
        flex-direction: column;
        align-items: stretch;
    }

    .ic-actionbar .ic-btn,
    .ic-actionbar .ic-btn-outline {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
}