/* DataDigest Universal Database Inspector — Stylesheet */

:root {
    --bg-main: #0a0e17;
    --bg-surface: #111827;
    --bg-card: #162032;
    --bg-elevated: #1e293b;
    --bg-input: #0f172a;
    
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-accent: rgba(56, 189, 248, 0.3);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --primary: #38bdf8;
    --primary-hover: #0ea5e9;
    --accent-indigo: #6366f1;
    --accent-emerald: #10b981;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;
    --accent-teal: #14b8a6;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, Consolas, monospace;
    
    --shadow-soft: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 25px -5px rgba(56, 189, 248, 0.25);
    --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-surface);
}
::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* App Wrapper */
.app-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: rgba(17, 24, 39, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 50;
    gap: 16px;
}

.brand-group {
    display: flex;
    align-items: center;
    gap: 16px;
}

.back-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background: var(--border-subtle);
    transition: var(--transition);
}
.back-link:hover {
    color: var(--primary);
    background: rgba(56, 189, 248, 0.12);
}

.brand-divider {
    width: 1px;
    height: 24px;
    background: var(--border-subtle);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 26px;
    line-height: 1;
}

.brand-text h1 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, #38bdf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-subtitle {
    font-size: 11px;
    color: var(--text-muted);
    display: block;
}

/* Status Bar */
.db-status-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}
.status-indicator.active {
    background: var(--accent-emerald);
    box-shadow: 0 0 8px var(--accent-emerald);
}

.status-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.db-title {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
    max-width: 220px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.db-type-badge {
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    background: rgba(56, 189, 248, 0.15);
    color: var(--primary);
    border: 1px solid rgba(56, 189, 248, 0.25);
}

.db-stats {
    display: flex;
    align-items: center;
    gap: 8px;
    border-left: 1px solid var(--border-subtle);
    padding-left: 10px;
}

.stat-chip {
    font-size: 11px;
    color: var(--text-secondary);
}
.stat-chip strong {
    color: var(--text-primary);
}

/* Buttons */
.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    box-shadow: 0 2px 10px rgba(3, 105, 161, 0.35);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
    box-shadow: 0 4px 14px rgba(3, 105, 161, 0.5);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}
.btn-secondary:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

.file-input-label {
    cursor: pointer;
}

/* Samples Preloader Bar */
.samples-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 8px 24px;
    background: rgba(15, 23, 42, 0.9);
    border-bottom: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.samples-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.samples-buttons {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.sample-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
}
.sample-btn:hover {
    background: var(--bg-elevated);
    border-color: var(--primary);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.sample-badge {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}
.sample-badge.sqlite {
    background: rgba(56, 189, 248, 0.2);
    color: #38bdf8;
}
.sample-badge.access {
    background: rgba(244, 63, 94, 0.2);
    color: #f43f5e;
}
.sample-badge.sql {
    background: rgba(99, 102, 241, 0.2);
    color: #818cf8;
}

/* Navigation Tabs */
.view-tabs {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 24px;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}
.tab-btn:hover {
    color: var(--text-primary);
}
.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}

/* Main Area */
.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 160px);
}

/* Dropzone View */
.dropzone-view {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.dropzone-card {
    max-width: 620px;
    width: 100%;
    background: var(--bg-surface);
    border: 2px dashed rgba(56, 189, 248, 0.3);
    border-radius: var(--radius-lg);
    padding: 50px 30px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
}
.dropzone-card.drag-over {
    border-color: var(--primary);
    background: rgba(56, 189, 248, 0.05);
    transform: scale(1.01);
}

.drop-illustration {
    margin-bottom: 24px;
}
.db-icon-stack {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}
.stack-icon {
    font-size: 12px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-subtle);
    background: var(--bg-card);
}
.stack-icon.sqlite { color: #38bdf8; border-color: rgba(56, 189, 248, 0.3); }
.stack-icon.access { color: #fb7185; border-color: rgba(251, 113, 133, 0.3); }
.stack-icon.postgres { color: #818cf8; border-color: rgba(129, 140, 248, 0.3); }
.stack-icon.mysql { color: #2dd4bf; border-color: rgba(45, 212, 191, 0.3); }

.dropzone-card h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.drop-help-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.6;
}
.drop-help-text code {
    background: var(--bg-card);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--primary);
    font-family: var(--font-mono);
    font-size: 12px;
}

.drop-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* View Panels */
.view-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Split Layout (Schema & Values) */
.split-layout {
    flex: 1;
    display: flex;
    min-height: calc(100vh - 160px);
}

.sidebar-table-list {
    width: 280px;
    min-width: 240px;
    background: var(--bg-surface);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
}

.sidebar-search {
    padding: 14px;
    border-bottom: 1px solid var(--border-subtle);
}
.sidebar-search input, .search-input {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: var(--transition);
}
.sidebar-search input:focus, .search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

.tables-nav-list {
    list-style: none;
    overflow-y: auto;
    flex: 1;
    padding: 8px;
}

.tables-nav-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 2px;
}
.tables-nav-list li:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}
.tables-nav-list li.active {
    background: rgba(56, 189, 248, 0.12);
    color: var(--primary);
    font-weight: 600;
    border-left: 3px solid var(--primary);
}

.table-count-badge {
    font-size: 11px;
    padding: 1px 6px;
    border-radius: var(--radius-full);
    background: var(--border-subtle);
    color: var(--text-muted);
}
.tables-nav-list li.active .table-count-badge {
    background: rgba(56, 189, 248, 0.2);
    color: var(--primary);
}

/* Detail Panels */
.schema-detail-panel, .values-data-panel {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    background: var(--bg-main);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.schema-detail-header, .values-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-subtle);
    flex-wrap: wrap;
    gap: 12px;
}

.detail-title-group, .values-title-group {
    display: flex;
    align-items: center;
    gap: 12px;
}
.detail-title-group h2, .values-title-group h2 {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
}

.detail-actions, .values-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}
.values-controls .search-input {
    width: 220px;
}

.schema-section h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* Data Tables */
.table-responsive, .grid-table-container {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: auto;
    box-shadow: var(--shadow-soft);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}

.data-table th {
    background: var(--bg-card);
    padding: 10px 14px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 10;
}
.values-grid th {
    cursor: pointer;
    user-select: none;
}
.values-grid th:hover {
    color: var(--primary);
}

.data-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

.data-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.empty-cell {
    text-align: center;
    color: var(--text-muted);
    padding: 30px !important;
}

/* Type Pill Badges */
.type-pill {
    display: inline-block;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-family: var(--font-mono);
    background: var(--bg-card);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.2);
}

.pk-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.fk-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-family: var(--font-mono);
    background: rgba(99, 102, 241, 0.15);
    color: #a5b4fc;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

/* Relations List Cards */
.relations-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.relation-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    border-left: 3px solid var(--accent-indigo);
}
.relation-card .rel-header {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
}
.relation-card .rel-details {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Code block */
.code-block {
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 14px;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    color: #e2e8f0;
    overflow-x: auto;
}

/* Pagination */
.grid-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 10px;
}
.pagination-info {
    font-size: 12px;
    color: var(--text-muted);
}
.pagination-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}
.page-indicator {
    font-size: 12px;
    font-weight: 500;
    padding: 0 8px;
}

/* ER Diagram View */
.diagram-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 24px;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
}
.diagram-title {
    font-size: 14px;
    font-weight: 600;
}
.diagram-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: 8px;
}
.toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}
.btn-icon {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
}
.btn-icon:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.diagram-viewport {
    flex: 1;
    position: relative;
    background: radial-gradient(circle at 50% 50%, #111a2e 0%, #0a0e17 100%);
    overflow: auto;
    min-height: 650px;
    user-select: none;
}

.diagram-svg-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 3000px;
    height: 3000px;
    pointer-events: none;
    z-index: 1;
}

.diagram-nodes-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 3000px;
    height: 3000px;
    z-index: 2;
}

/* Diagram Table Cards */
.diagram-table-card {
    position: absolute;
    width: 260px;
    background: rgba(17, 24, 39, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
    cursor: grab;
    transition: box-shadow 0.2s, border-color 0.2s, opacity 0.2s;
}
.diagram-table-card:active {
    cursor: grabbing;
}
.diagram-table-card.highlighted {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.35);
    z-index: 20;
}
.diagram-table-card.dimmed {
    opacity: 0.35;
}

.diagram-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid var(--border-subtle);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.diagram-card-title {
    font-weight: 700;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
}
.diagram-card-badge {
    font-size: 10px;
    padding: 1px 6px;
    border-radius: var(--radius-full);
    background: rgba(56, 189, 248, 0.15);
    color: var(--primary);
}

.diagram-card-columns {
    padding: 6px 0;
}
.diagram-column-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 14px;
    font-size: 12px;
    color: var(--text-secondary);
}
.diagram-column-row:hover {
    background: rgba(255, 255, 255, 0.03);
}
.diagram-col-left {
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.diagram-col-icon {
    font-size: 11px;
    line-height: 1;
}
.diagram-col-type {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-muted);
}

/* SVG Relation Paths */
.relation-path {
    fill: none;
    stroke: #475569;
    stroke-width: 2;
    stroke-dasharray: 4 2;
    transition: stroke 0.2s, stroke-width 0.2s;
}
.relation-path.highlighted {
    stroke: var(--primary);
    stroke-width: 3.5;
    stroke-dasharray: none;
    filter: drop-shadow(0 0 6px rgba(56, 189, 248, 0.6));
}

/* SQL Query View */
.query-panel-layout {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
}

.query-editor-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.query-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.query-presets {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}
.query-presets select {
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    outline: none;
}

#sqlQueryTextarea {
    width: 100%;
    height: 140px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: #e2e8f0;
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 12px;
    resize: vertical;
    outline: none;
    line-height: 1.5;
}
#sqlQueryTextarea:focus {
    border-color: var(--primary);
}

.query-results-card {
    flex: 1;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.query-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-subtle);
}
.results-stats {
    display: flex;
    align-items: center;
    gap: 10px;
}
.results-stats .title {
    font-weight: 600;
    font-size: 14px;
}
.results-stats .timing {
    font-size: 11px;
    color: var(--text-muted);
}

.query-results-table-wrapper {
    flex: 1;
    overflow: auto;
    max-height: 400px;
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.modal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.modal-lg {
    max-width: 800px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-subtle);
}
.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
}
.btn-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
}
.btn-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.modal-hint {
    font-size: 13px;
    color: var(--text-secondary);
}
#pasteSqlContent {
    width: 100%;
    height: 250px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: #e2e8f0;
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 12px;
    outline: none;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 14px 20px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-subtle);
}

/* Row Fields Grid */
.row-fields-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 12px;
    max-height: 60vh;
    overflow-y: auto;
}
.row-field-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
}
.row-field-label {
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}
.row-field-val {
    font-size: 13px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    word-break: break-all;
}

/* Export & Migration Modal */
.modal-xl {
    max-width: 950px;
    width: 92%;
    max-height: 90vh;
}

.modal-header-icon {
    font-size: 26px;
    line-height: 1;
}

.modal-title-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

.export-modal-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 20px;
    overflow-y: auto;
}

.export-controls-row {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
}

.export-option-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.option-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.select-input {
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 10px 14px;
    font-size: 13px;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}
.select-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

.export-checkboxes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    align-content: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}
.checkbox-label input[type="checkbox"] {
    accent-color: var(--primary);
    width: 15px;
    height: 15px;
    cursor: pointer;
}

.export-preview-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.preview-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.export-code-block {
    max-height: 280px;
    height: 260px;
    overflow: auto;
    font-size: 12px;
    line-height: 1.5;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
}

.deploy-banner {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
}
.deploy-banner.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-emerald);
    border: 1px solid rgba(16, 185, 129, 0.3);
}
.deploy-banner.error {
    background: rgba(244, 63, 94, 0.15);
    color: var(--accent-rose);
    border: 1px solid rgba(244, 63, 94, 0.3);
}

.footer-left {
    margin-right: auto;
}
.footer-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ------------------------------------------------------------- */
/* 5. Compare & Diff View Styles                                 */
/* ------------------------------------------------------------- */
.diff-header-bar {
    padding: 18px 24px;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.diff-db-selectors {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.diff-db-box {
    flex: 1;
    min-width: 280px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.base-db-box {
    border-left: 4px solid var(--primary);
}
.target-db-box {
    border-left: 4px solid var(--accent-indigo);
}

.db-box-label {
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

.db-box-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.diff-b-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
    flex-wrap: wrap;
}

.diff-vs-indicator {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 800;
    color: var(--primary);
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.2);
}

.diff-summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.diff-status-text {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.diff-counters {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.diff-chip {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-full);
}
.diff-chip.added {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}
.diff-chip.removed {
    background: rgba(244, 63, 94, 0.15);
    color: #fb7185;
    border: 1px solid rgba(244, 63, 94, 0.3);
}
.diff-chip.modified {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}
.diff-chip.identical {
    background: rgba(148, 163, 184, 0.12);
    color: #94a3b8;
}

/* Sidebar Diff Tag Badges */
.diff-status-tag {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    margin-left: 6px;
}
.diff-status-tag.tag-added {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
}
.diff-status-tag.tag-removed {
    background: rgba(244, 63, 94, 0.2);
    color: #fb7185;
}
.diff-status-tag.tag-modified {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}
.diff-status-tag.tag-identical {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
}

.diff-details-panel {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    background: var(--bg-main);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.diff-table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-subtle);
}

/* Table Diff Cell Styles */
.diff-row-added td {
    background: rgba(16, 185, 129, 0.05);
}
.diff-row-removed td {
    background: rgba(244, 63, 94, 0.05);
}
.diff-row-modified td {
    background: rgba(245, 158, 11, 0.05);
}

.sync-patch-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.dialect-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

.diff-code-block {
    max-height: 250px;
    height: 220px;
}

/* ==========================================================================
   Connect Live Database Modal & Components
   ========================================================================== */

.connect-modal-body {
    padding: 18px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: 75vh;
    overflow-y: auto;
}

/* Target Selection Bar */
.connect-target-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 14px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
}

.target-bar-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.target-pills {
    display: flex;
    gap: 10px;
}

.target-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
}

.target-pill:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.target-pill input[type="radio"]:checked + span {
    color: #818cf8;
    font-weight: 600;
}

/* Modal Sub-Tabs */
.connect-modal-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 8px;
}

.connect-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.connect-tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.connect-tab-btn.active {
    color: #fff;
    background: rgba(99, 102, 241, 0.18);
    border-color: rgba(99, 102, 241, 0.35);
}

.connect-tab-btn .badge {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 2px 7px;
    border-radius: 10px;
    font-size: 11px;
}

.connect-tab-btn.active .badge {
    background: #6366f1;
    color: #fff;
}

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.col-full {
    grid-column: 1 / -1;
}

.col-half {
    grid-column: span 1;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.text-input,
.textarea-input,
.select-input {
    width: 100%;
    padding: 9px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: #f1f5f9;
    font-size: 13px;
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.text-input:focus,
.textarea-input:focus,
.select-input:focus {
    border-color: #6366f1;
    outline: none;
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.25);
}

.textarea-input {
    min-height: 110px;
    font-family: var(--font-mono);
    font-size: 12px;
    resize: vertical;
}

/* MSSQL Auth Mode Pills */
.auth-mode-pills {
    display: flex;
    gap: 12px;
    padding: 8px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
}

.auth-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
}

.auth-pill input:checked + span {
    color: #38bdf8;
    font-weight: 600;
}

/* Form Checkboxes Row */
.form-checkboxes-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 4px;
}

.form-checkbox-align {
    display: flex;
    align-items: flex-end;
    padding-bottom: 8px;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    accent-color: #6366f1;
    width: 16px;
    height: 16px;
}

/* Connection String Templates Chips */
.connstr-wrapper {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.connstr-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.template-chips {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.chip-label {
    font-size: 11px;
    color: var(--text-muted);
}

.chip-btn {
    padding: 3px 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.chip-btn:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.4);
    color: #fff;
}

/* Saved Connections List */
.saved-conns-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 380px;
    overflow-y: auto;
    padding-right: 4px;
}

.saved-conn-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all 0.15s ease;
}

.saved-conn-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    background: rgba(255, 255, 255, 0.02);
}

.saved-conn-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.saved-conn-title-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.saved-conn-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.saved-conn-detail {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.saved-conn-meta {
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
}

.saved-conn-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 12px;
}

/* Engine Badges */
.badge-engine {
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-mssql {
    background: rgba(14, 165, 233, 0.2);
    color: #38bdf8;
    border: 1px solid rgba(14, 165, 233, 0.35);
}

.badge-mysql {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.35);
}

.badge-access {
    background: rgba(168, 85, 247, 0.2);
    color: #c084fc;
    border: 1px solid rgba(168, 85, 247, 0.35);
}

/* Saved Connections Empty State */
.saved-conns-empty {
    text-align: center;
    padding: 36px 20px;
    background: var(--bg-card);
    border: 1px dashed var(--border-subtle);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.saved-conns-empty .empty-icon {
    font-size: 32px;
    margin-bottom: 4px;
}

.saved-conns-empty h4 {
    font-size: 15px;
    color: var(--text-primary);
}

.saved-conns-empty p {
    font-size: 13px;
    color: var(--text-muted);
    max-width: 420px;
    line-height: 1.5;
    margin-bottom: 8px;
}

/* Live Connection Test Banner */
.conn-test-banner {
    padding: 10px 14px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    animation: fadeIn 0.2s ease-in-out;
}

.conn-test-banner.testing {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    color: #818cf8;
}

.conn-test-banner.success {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.4);
    color: #34d399;
}

.conn-test-banner.error {
    background: rgba(244, 63, 94, 0.12);
    border-color: rgba(244, 63, 94, 0.4);
    color: #fb7185;
}

.test-banner-content {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    line-height: 1.4;
}

.test-banner-icon {
    font-size: 16px;
    line-height: 1;
}

.test-banner-text {
    flex: 1;
    word-break: break-word;
}