/* === Brand: Darling Data === */
:root {
    --brand-accent: #2eaef1;
    --brand-icon: #858585;
    --brand-bg: #333333;

    --bg: #ffffff;
    --bg-surface: #f5f5f5;
    --bg-input: #fafafa;
    --text: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --accent: var(--brand-accent);
    --accent-hover: #1a9de0;
    --border: #e0e0e0;
    --border-dark: #cccccc;

    --critical: #d32f2f;
    --orange: #e67e22;
    --orange-red: #e74c3c;
    --warning-color: #f39c12;
    --info: var(--brand-accent);
    --missing: #8e44ad;
    --sniffing: #e74c3c;

    /* Insight card backgrounds — muted versions of desktop colors */
    --card-runtime: #f0f4f8;
    --card-indexes: #fef8f0;
    --card-params: #f0f8f0;
    --card-waits: #f0f4fa;

    --card-runtime-border: #c8d8e8;
    --card-indexes-border: #e8d8c0;
    --card-params-border: #c0d8c0;
    --card-waits-border: #c0c8e0;

    /* Plan tree */
    --node-bg: #ffffff;
    --node-border: #cccccc;
    --node-expensive-bg: #fef0f0;
    --node-expensive-border: var(--orange-red);
    --connector: #999999;
}

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

html, body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Armata', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    line-height: 1.5;
}

/* === Header === */
header {
    padding: 0.6rem 2rem;
    background: var(--brand-bg);
    border-bottom: 3px solid var(--accent);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
}

.header-logo {
    height: 28px;
    width: auto;
}

.header-divider {
    width: 1px;
    height: 20px;
    background: #555;
}

.header-title {
    font-size: 1rem;
    color: #e0e0e0;
    letter-spacing: 0.5px;
}

/* === Footer === */
footer {
    text-align: center;
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

footer a {
    color: var(--accent);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.footer-sep {
    color: var(--text-muted);
    margin: 0 0.5rem;
}

/* === Layout === */
main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

/* === Landing Page === */
.landing {
    display: flex;
    justify-content: center;
    padding-top: 3rem;
}

.landing-content {
    max-width: 700px;
    width: 100%;
    text-align: center;
}

.landing-content h2 {
    font-size: 1.5rem;
    color: var(--text);
    margin-bottom: 0.25rem;
    font-weight: 400;
}

.privacy {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* === Input Area === */
.input-area {
    text-align: left;
}

.input-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
}

.tab {
    padding: 0.5rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    border-bottom: 2px solid transparent;
}

.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab:hover {
    color: var(--text);
}

textarea {
    width: 100%;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.75rem;
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.85rem;
    resize: vertical;
    outline: none;
}

textarea:focus {
    border-color: var(--accent);
}

textarea::placeholder {
    color: var(--text-muted);
}

.analyze-btn {
    margin-top: 0.75rem;
    padding: 0.6rem 2rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
}

.analyze-btn:hover:not(:disabled) {
    background: var(--accent-hover);
}

.analyze-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.upload-area {
    padding: 2rem;
    border: 2px dashed var(--border);
    border-radius: 4px;
    text-align: center;
}

.upload-hint {
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* === Toolbar === */
.toolbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0;
    margin-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.back-btn {
    padding: 0.3rem 0.75rem;
    background: var(--bg-surface);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.8rem;
}

.back-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.toolbar-source {
    font-size: 0.85rem;
    color: var(--text);
    font-weight: 500;
}

.toolbar-plan-type {
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-weight: 500;
}

.toolbar-plan-type.actual {
    background: #e8f5e9;
    color: #2e7d32;
}

.toolbar-plan-type.estimated {
    background: #fff3e0;
    color: #e65100;
}

.toolbar-version {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* === Statement Tabs === */
.statement-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
    margin-bottom: 0.75rem;
    overflow-x: auto;
}

.stmt-tab {
    padding: 0.4rem 1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.8rem;
    white-space: nowrap;
    margin-bottom: -2px;
}

.stmt-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.stmt-tab:hover {
    color: var(--text);
}

.stmt-tab-cost {
    color: var(--text-muted);
    margin-left: 0.25rem;
    font-size: 0.75rem;
}

.stmt-tab-warns {
    display: inline-block;
    background: var(--warning-color);
    color: #fff;
    font-size: 0.65rem;
    padding: 0 0.35rem;
    border-radius: 8px;
    margin-left: 0.25rem;
    font-weight: 600;
}

/* === Insights Panel === */
.insights-panel {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.insight-card {
    border-radius: 6px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.insight-card h4 {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.insight-body {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    max-height: 220px;
    overflow-y: auto;
}

.insight-count {
    font-size: 0.7rem;
    background: var(--bg-surface);
    padding: 0.1rem 0.4rem;
    border-radius: 8px;
    color: var(--text-secondary);
}

.insight-empty {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-style: italic;
}

/* Card colors */
.insight-card.runtime {
    background: var(--card-runtime);
    border-color: var(--card-runtime-border);
}
.insight-card.runtime h4 { color: #2c5282; }

.insight-card.indexes {
    background: var(--card-indexes);
    border-color: var(--card-indexes-border);
}
.insight-card.indexes h4 { color: #9c4221; }

.insight-card.params {
    background: var(--card-params);
    border-color: var(--card-params-border);
}
.insight-card.params h4 { color: #276749; }

.insight-card.waits {
    background: var(--card-waits);
    border-color: var(--card-waits-border);
}
.insight-card.waits h4 { color: #2a4365; }

/* Insight rows */
.insight-row {
    display: flex;
    justify-content: space-between;
    padding: 0.15rem 0;
}

.insight-label {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.insight-value {
    font-weight: 500;
    font-size: 0.8rem;
}

.eff-good { color: #2e7d32; }
.eff-ok { color: #f9a825; }
.eff-warn { color: var(--orange); }
.eff-bad { color: var(--critical); }

/* Missing indexes */
.mi-item {
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--card-indexes-border);
}

.mi-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.mi-table-name {
    font-weight: 500;
    font-size: 0.8rem;
}

.mi-impact-row {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.mi-impact-val {
    color: var(--orange);
    font-weight: 500;
}

.mi-create {
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.7rem;
    background: rgba(255, 255, 255, 0.5);
    padding: 0.3rem 0.5rem;
    border-radius: 3px;
    margin-top: 0.25rem;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Parameters table */
.params-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
}

.params-table th {
    text-align: left;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 0.2rem 0.4rem;
    border-bottom: 1px solid var(--card-params-border);
    font-size: 0.7rem;
}

.params-table td {
    padding: 0.2rem 0.4rem;
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.7rem;
}

.param-name-cell {
    color: var(--accent);
}

.param-type-cell {
    color: var(--text-muted);
}

.sniffing-row {
    background: rgba(231, 76, 60, 0.08);
}

.sniffing-val {
    color: var(--sniffing);
    font-weight: 600;
}

/* Wait stats */
.wait-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.15rem 0;
    font-size: 0.75rem;
}

.wait-type {
    min-width: 120px;
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.7rem;
}

.wait-bar-container {
    flex: 1;
    height: 8px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    overflow: hidden;
}

.wait-bar {
    height: 100%;
    background: var(--accent);
    border-radius: 4px;
    opacity: 0.6;
}

.wait-ms {
    min-width: 60px;
    text-align: right;
    color: var(--text-secondary);
    font-size: 0.7rem;
}

/* === Warnings Strip === */
.warnings-strip {
    margin-bottom: 0.75rem;
    border: 1px solid #f5c6cb;
    border-radius: 6px;
    background: #fff5f5;
}

.warnings-strip h4 {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--critical);
    border-bottom: 1px solid #f5c6cb;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.warn-count-badge {
    background: var(--critical);
    color: #fff;
    font-size: 0.65rem;
    padding: 0.05rem 0.4rem;
    border-radius: 8px;
}

.warnings-list {
    padding: 0.5rem 0.75rem;
    max-height: 300px;
    overflow-y: auto;
}

.warning {
    padding: 0.35rem 0.5rem;
    margin-bottom: 0.25rem;
    border-radius: 4px;
    font-size: 0.8rem;
    border-left: 3px solid var(--border);
    background: rgba(255, 255, 255, 0.5);
}

.warning.critical { border-left-color: var(--critical); }
.warning.warning { border-left-color: var(--warning-color); }
.warning.info { border-left-color: var(--accent); }

.severity {
    font-weight: 600;
    margin-right: 0.5rem;
    font-size: 0.7rem;
    text-transform: uppercase;
}

.critical .severity { color: var(--critical); }
.warning .severity { color: var(--warning-color); }
.info .severity { color: var(--accent); }

.warning-type {
    font-weight: 500;
    margin-right: 0.5rem;
    font-size: 0.8rem;
}

.warning-op {
    color: var(--text-muted);
    margin-right: 0.5rem;
    font-size: 0.75rem;
}

.warning-msg {
    color: var(--text-secondary);
    display: block;
    margin-top: 0.15rem;
    font-size: 0.75rem;
}

/* === Query Text === */
.stmt-text-section {
    margin-bottom: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
}

.stmt-text-section summary {
    padding: 0.4rem 0.75rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.8rem;
    background: var(--bg-surface);
    border-radius: 6px;
}

.stmt-text-section[open] summary {
    border-bottom: 1px solid var(--border);
    border-radius: 6px 6px 0 0;
}

.statement-text {
    padding: 0.75rem;
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.8rem;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 200px;
    overflow-y: auto;
}

/* === Plan Tree === */
.plan-tree-container {
    overflow: auto;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-surface);
    max-height: 600px;
}

.plan-tree {
    position: relative;
    min-width: 100%;
}

.plan-connectors {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}

.connector {
    stroke: var(--connector);
    stroke-width: 1.5;
}

.plan-node {
    position: absolute;
    background: var(--node-bg);
    border: 1px solid var(--node-border);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.75rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    cursor: pointer;
    transition: box-shadow 0.15s;
}

.plan-node:hover {
    box-shadow: 0 0 0 2px var(--accent);
}

.plan-node.expensive {
    background: var(--node-expensive-bg);
    border-color: var(--node-expensive-border);
    border-width: 2px;
}

.plan-node.has-warnings {
    border-color: var(--warning-color);
}

/* Node icon row */
.node-icon-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-bottom: 2px;
}

.node-icon {
    width: 32px;
    height: 32px;
}

.badge-warn {
    color: var(--orange);
    font-size: 0.8rem;
}

.badge-parallel {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ffc107;
    color: #333;
    font-size: 0.6rem;
    font-weight: bold;
}

.node-op {
    font-weight: 600;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 134px;
    font-size: 0.7rem;
}

.node-cost {
    color: var(--text-secondary);
    font-size: 0.65rem;
}

.node-cost.cost-high { color: var(--orange-red); font-weight: 600; }
.node-cost.cost-med { color: var(--orange); font-weight: 500; }

.node-time { font-size: 0.65rem; color: var(--text); }
.node-time.time-high { color: var(--orange-red); font-weight: 600; }
.node-time.time-med { color: var(--orange); }

.node-cpu { font-size: 0.65rem; color: var(--text-secondary); }
.node-cpu.time-high { color: var(--orange-red); font-weight: 600; }
.node-cpu.time-med { color: var(--orange); }

.node-rows { color: var(--text-secondary); font-size: 0.65rem; }
.node-rows.rows-skewed { color: var(--orange-red); }

.node-object {
    color: var(--accent);
    font-size: 0.6rem;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 134px;
}

/* === Text Output === */
.text-output {
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
}

.text-output summary {
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.8rem;
    background: var(--bg-surface);
    border-radius: 6px;
}

.text-output[open] summary {
    border-bottom: 1px solid var(--border);
    border-radius: 6px 6px 0 0;
}

.text-output pre {
    padding: 0.75rem;
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.8rem;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* === Error === */
.error-message {
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    background: #fff5f5;
    border: 1px solid var(--critical);
    border-radius: 4px;
    color: var(--critical);
    font-size: 0.9rem;
}

/* === Loading === */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: var(--text-muted);
    font-size: 1.1rem;
    font-family: 'Armata', sans-serif;
}

/* === Blazor Error UI === */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 0.75rem;
    background: #fff5f5;
    color: var(--critical);
    text-align: center;
    font-size: 0.85rem;
}

#blazor-error-ui .reload {
    color: var(--accent);
}

/* === Responsive === */
@media (max-width: 900px) {
    .insights-panel {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .insights-panel {
        grid-template-columns: 1fr;
    }
}

/* === Selected Node === */
.plan-node.selected {
    box-shadow: 0 0 0 2px var(--accent);
    border-color: var(--accent);
    background: #f0f8ff;
}

/* === Properties Panel === */
.properties-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 380px;
    z-index: 100;
    background: var(--bg);
    border-left: 2px solid var(--accent);
    display: flex;
    flex-direction: column;
    box-shadow: -4px 0 12px rgba(0, 0, 0, 0.08);
    animation: slide-in 0.15s ease-out;
}

@keyframes slide-in {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

/* Push main content when panel is open */
main:has(.properties-panel) {
    padding-right: 390px;
    max-width: none;
}

.prop-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.prop-header-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}

.prop-header-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.prop-header-op {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.3;
}

.prop-header-sub {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.prop-close {
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
    flex-shrink: 0;
}

.prop-close:hover {
    color: var(--text);
}

.prop-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 0;
}

/* Sections */
.prop-section {
    border-bottom: 1px solid var(--border);
}

.prop-section summary {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    cursor: pointer;
    user-select: none;
    background: var(--bg);
}

.prop-section summary:hover {
    background: var(--bg-surface);
}

.prop-section[open] summary {
    border-bottom: 1px solid var(--border);
}

/* Property grid */
.prop-grid {
    padding: 0.35rem 1rem;
}

.prop-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.2rem 0;
    gap: 0.75rem;
    font-size: 0.78rem;
}

.prop-row.full {
    flex-direction: column;
    gap: 0.15rem;
}

.prop-row.indent {
    padding-left: 1rem;
}

.prop-label {
    color: var(--text-secondary);
    font-size: 0.75rem;
    flex-shrink: 0;
    white-space: nowrap;
}

.prop-value {
    text-align: right;
    color: var(--text);
    font-weight: 500;
    word-break: break-word;
    min-width: 0;
}

.prop-row.full .prop-value {
    text-align: left;
}

.prop-value.code {
    font-family: 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.72rem;
    font-weight: 400;
    text-align: left;
    background: var(--bg-surface);
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    white-space: pre-wrap;
    word-break: break-all;
}

.prop-value.flag {
    color: var(--accent);
    font-weight: 600;
}

.prop-value.flag.warn {
    color: var(--orange-red);
}

/* Warnings in panel */
.prop-warn-count {
    font-size: 0.65rem;
    background: var(--critical);
    color: #fff;
    padding: 0.05rem 0.4rem;
    border-radius: 8px;
    font-weight: 600;
}

.prop-warning {
    padding: 0.3rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.78rem;
}

.prop-warning:last-child {
    border-bottom: none;
}

.prop-warning-type {
    font-weight: 600;
    color: var(--orange);
    display: block;
    font-size: 0.75rem;
}

.prop-warning-msg {
    color: var(--text-secondary);
    display: block;
    font-size: 0.72rem;
    margin-top: 0.1rem;
}

/* Properties panel responsive */
@media (max-width: 700px) {
    .properties-panel {
        width: 100%;
    }
    main:has(.properties-panel) {
        padding-right: 0;
    }
}