/* ================================================================
   DATA STUDIO — SQL query interface styles
   Estilos do Data Studio — interface de consulta SQL

   Ownership: .ds-*, #datastudio-container
   ================================================================ */

/* --- Container --- */

#datastudio-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--bg-primary, #0a1929);
    color: var(--text-primary, rgba(255,255,255,.85));
}

/* --- Toolbar --- */

.ds-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    padding: var(--space-2, 8px) var(--space-3, 12px);
    height: 36px;
    flex-shrink: 0;
    background: var(--bg-secondary, #0f2035);
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.08));
}

.ds-toolbar .btn-sm {
    font-size: 12px;
    padding: 4px 10px;
}

.ds-toolbar .ds-run {
    background: var(--accent-500, #14b8a6);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm, 4px);
    font-weight: 600;
    cursor: pointer;
}

.ds-toolbar .ds-run:hover {
    opacity: 0.9;
}

.ds-status {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-secondary, rgba(255,255,255,.5));
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

/* --- History dropdown --- */

.ds-history-wrap {
    position: relative;
}

.ds-history-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 120;
    width: 360px;
    max-height: 320px;
    overflow-y: auto;
    background: var(--bg-secondary, #0f2035);
    border: 1px solid var(--border-color, rgba(255,255,255,.12));
    border-radius: var(--radius-md, 6px);
    box-shadow: 0 8px 24px rgba(0,0,0,.4);
    margin-top: 4px;
}

.ds-history-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-2, 8px) var(--space-3, 12px);
    cursor: pointer;
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.04));
}

.ds-history-item:hover {
    background: rgba(94, 234, 212, 0.06);
}

.ds-history-sql {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 11px;
    color: var(--text-primary, rgba(255,255,255,.85));
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ds-history-time {
    font-size: 10px;
    color: var(--text-secondary, rgba(255,255,255,.35));
}

.ds-history-empty {
    padding: var(--space-4, 16px);
    text-align: center;
    color: var(--text-secondary, rgba(255,255,255,.3));
    font-size: 12px;
}

.ds-history-clear {
    display: block;
    width: 100%;
    padding: var(--space-2, 8px);
    background: none;
    border: none;
    border-top: 1px solid var(--border-color, rgba(255,255,255,.08));
    color: #ef4444;
    font-size: 11px;
    cursor: pointer;
    text-align: center;
}

.ds-history-clear:hover {
    background: rgba(239, 68, 68, 0.08);
}

/* --- Body (sidebar + main) --- */

.ds-body {
    flex: 1;
    display: grid;
    grid-template-columns: 220px 1fr;
    min-height: 0;
    overflow: hidden;
}

/* --- Sidebar --- */

.ds-sidebar {
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color, rgba(255,255,255,.08));
    overflow-y: auto;
    background: var(--bg-secondary, #0f2035);
}

/* Models section */

.ds-models-header,
.ds-schema-header,
.ds-collections-header {
    padding: var(--space-2, 8px) var(--space-3, 12px);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary, rgba(255,255,255,.4));
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.06));
}

.ds-model-item {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    padding: var(--space-1, 4px) var(--space-3, 12px);
    font-size: 12px;
}

.ds-model-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.ds-model-dot--current {
    background: var(--accent-500, #14b8a6);
}

.ds-model-dot--cloud {
    background: #3b82f6;
}

.ds-model-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ds-model-unload {
    background: none;
    border: none;
    color: var(--text-secondary, rgba(255,255,255,.4));
    cursor: pointer;
    font-size: 14px;
    padding: 0 2px;
    line-height: 1;
}

.ds-model-unload:hover {
    color: #ef4444;
}

.ds-model-add {
    display: block;
    width: calc(100% - 24px);
    margin: var(--space-2, 8px) var(--space-3, 12px);
    padding: var(--space-1, 4px);
    background: none;
    border: 1px dashed var(--border-color, rgba(255,255,255,.15));
    border-radius: var(--radius-sm, 4px);
    color: var(--accent-color, #5eead4);
    font-size: 11px;
    cursor: pointer;
    text-align: center;
}

.ds-model-add:hover {
    border-color: var(--accent-color, #5eead4);
    background: rgba(94, 234, 212, 0.05);
}

.ds-model-limit {
    padding: var(--space-2, 8px) var(--space-3, 12px);
    font-size: 10px;
    color: var(--text-secondary, rgba(255,255,255,.3));
    text-align: center;
}

/* Collections section */

.ds-collections {
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.06));
    padding-bottom: var(--space-2, 8px);
}

.ds-collections-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    padding: var(--space-2, 8px) var(--space-3, 12px);
}

.ds-collections-refresh {
    background: none;
    border: 1px solid var(--border-color, rgba(255,255,255,.18));
    color: var(--text-primary, rgba(255,255,255,.8));
    font-size: 11px;
    border-radius: var(--radius-sm, 4px);
    padding: 2px 8px;
    cursor: pointer;
}

.ds-collections-refresh:hover {
    border-color: var(--accent-500, #14b8a6);
    color: #fff;
}

.ds-collections-loading {
    font-size: 10px;
    color: var(--text-secondary, rgba(255,255,255,.45));
}

.ds-collections-create {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--space-2, 8px) var(--space-3, 12px);
}

.ds-collections-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary, rgba(255,255,255,.85));
}

.ds-collections-label {
    font-size: 10px;
    color: var(--text-secondary, rgba(255,255,255,.45));
    margin-top: 4px;
}

.ds-collections-input,
.ds-collections-select,
.ds-collections-textarea {
    width: 100%;
    background: rgba(15, 32, 53, 0.8);
    border: 1px solid var(--border-color, rgba(255,255,255,.12));
    color: var(--text-primary, rgba(255,255,255,.85));
    border-radius: var(--radius-sm, 4px);
    padding: 4px 6px;
    font-size: 11px;
}

.ds-collections-textarea {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    resize: vertical;
}

.ds-collections-create-btn {
    margin-top: 4px;
    background: var(--accent-500, #14b8a6);
    border: none;
    color: #fff;
    padding: 6px 8px;
    border-radius: var(--radius-sm, 4px);
    cursor: pointer;
    font-size: 11px;
    font-weight: 600;
}

.ds-collections-create-btn:hover {
    opacity: 0.9;
}

.ds-collections-empty {
    padding: var(--space-2, 8px) var(--space-3, 12px);
    font-size: 11px;
    color: var(--text-secondary, rgba(255,255,255,.4));
}

.ds-collections-card {
    margin: 0 var(--space-3, 12px) var(--space-2, 8px);
    padding: var(--space-2, 8px);
    border: 1px solid var(--border-color, rgba(255,255,255,.08));
    border-radius: var(--radius-sm, 4px);
    background: rgba(12, 24, 40, 0.8);
}

.ds-collections-card-header {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary, rgba(255,255,255,.9));
}

.ds-collections-meta,
.ds-collections-counts,
.ds-collections-audit {
    font-size: 10px;
    color: var(--text-secondary, rgba(255,255,255,.45));
    margin-top: 2px;
}

.ds-collections-details {
    margin-top: 6px;
}

.ds-collections-details summary {
    cursor: pointer;
    font-size: 10px;
    color: var(--accent-color, #5eead4);
}

.ds-collections-json {
    margin-top: 4px;
    font-size: 10px;
    line-height: 1.35;
    color: var(--text-primary, rgba(255,255,255,.8));
    white-space: pre-wrap;
}

.ds-collections-actions {
    display: flex;
    gap: 6px;
    margin-top: 6px;
}

.ds-collections-action {
    border: 1px solid var(--border-color, rgba(255,255,255,.2));
    background: none;
    color: var(--text-primary, rgba(255,255,255,.8));
    font-size: 10px;
    padding: 2px 6px;
    border-radius: var(--radius-sm, 4px);
    cursor: pointer;
}

.ds-collections-action--primary {
    background: var(--accent-500, #14b8a6);
    border-color: transparent;
    color: #fff;
}

.ds-collections-card--audit .ds-collections-audit-form {
    display: flex;
}

.ds-collections-audit-form {
    display: none;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
}

@media (max-width: 720px) {
    .ds-body {
        grid-template-columns: 1fr;
    }
    .ds-collections-card {
        margin: 0 var(--space-2, 8px) var(--space-2, 8px);
    }
}

/* Schema section */

.ds-schema-table {
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.04));
}

.ds-schema-table summary {
    padding: var(--space-1, 4px) var(--space-3, 12px);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

.ds-schema-table summary:hover {
    background: rgba(255,255,255,.03);
}

.ds-schema-cols {
    padding: 0 var(--space-3, 12px) var(--space-1, 4px);
}

.ds-schema-col {
    padding: 2px var(--space-2, 8px);
    font-size: 11px;
    color: var(--text-secondary, rgba(255,255,255,.6));
    cursor: pointer;
    border-radius: var(--radius-sm, 4px);
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

.ds-schema-col:hover {
    background: rgba(94, 234, 212, 0.08);
    color: var(--accent-color, #5eead4);
}

.ds-schema-empty {
    padding: var(--space-4, 16px);
    text-align: center;
    color: var(--text-secondary, rgba(255,255,255,.3));
    font-size: 12px;
}

/* --- Main (editor + resizer + results) --- */

.ds-main {
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.ds-editor {
    flex: 1;
    min-height: 80px;
    overflow: hidden;
}

/* Fallback textarea (when CodeMirror fails to load) */
.ds-editor-fallback {
    width: 100%;
    height: 100%;
    background: var(--bg-primary, #0a1929);
    color: var(--text-primary, rgba(255,255,255,.85));
    border: none;
    padding: var(--space-3, 12px);
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 13px;
    resize: none;
    outline: none;
}

.ds-resizer {
    height: 6px;
    cursor: row-resize;
    background: var(--border-color, rgba(255,255,255,.08));
    flex-shrink: 0;
    transition: background 0.15s;
}

.ds-resizer:hover {
    background: var(--accent-color, #5eead4);
}

.ds-results {
    flex: 1;
    min-height: 80px;
    overflow: auto;
    background: var(--bg-primary, #0a1929);
}

.ds-results-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary, rgba(255,255,255,.3));
    font-size: 13px;
}

/* --- Results Table --- */

.ds-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

.ds-table thead {
    position: sticky;
    top: 0;
    z-index: 1;
}

.ds-table th {
    background: var(--bg-secondary, #0f2035);
    color: var(--text-secondary, rgba(255,255,255,.6));
    font-weight: 600;
    text-align: left;
    padding: var(--space-1, 4px) var(--space-2, 8px);
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.1));
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
    white-space: nowrap;
}

.ds-table th:hover {
    color: var(--accent-color, #5eead4);
}

.ds-table td {
    padding: var(--space-1, 4px) var(--space-2, 8px);
    border-bottom: 1px solid var(--border-color, rgba(255,255,255,.04));
    white-space: nowrap;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ds-row-even {
    background: transparent;
}

.ds-row-odd {
    background: rgba(255,255,255,.02);
}

/* --- Mobile sidebar toggle --- */

.ds-sidebar-toggle {
    display: none;
}

/* --- Responsive: mobile --- */

@media (max-width: 768px) {
    .ds-body {
        grid-template-columns: 1fr;
        position: relative;
    }

    .ds-sidebar {
        display: none;
        position: absolute;
        top: 0;
        left: 0;
        z-index: 50;
        width: 240px;
        height: 100%;
        box-shadow: 4px 0 16px rgba(0,0,0,.4);
    }

    .ds-sidebar.ds-sidebar--open {
        display: flex;
    }

    .ds-sidebar-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: absolute;
        top: 8px;
        left: 8px;
        z-index: 51;
        width: 32px;
        height: 32px;
        background: var(--bg-secondary, #0f2035);
        border: 1px solid var(--border-color, rgba(255,255,255,.12));
        border-radius: var(--radius-sm, 4px);
        color: var(--text-primary, rgba(255,255,255,.85));
        font-size: 16px;
        cursor: pointer;
    }

    .ds-sidebar-toggle:hover {
        background: rgba(94, 234, 212, 0.08);
    }

    .ds-history-dropdown {
        width: 260px;
    }
}