/* ================================================================
   ECBT Audit Trail Panel — CSS canonical
   SPEC_ECBT_SCORE_AUDIT_TRAIL F5 (claude - novaspec, 2026-06-06)

   Owns: .ecbt-audit-panel, .ecbt-au-*
   Design tokens: 3 cores canônicas §15.2 do MODELO_ECBT.xlsx

   Responsive: desktop ≥768px / tablet 480-767 / mobile <480
   @media print: A4 paisagem, 9 blocos em fluxo
   Dark mode: respeitando [data-theme="dark"]
   ================================================================ */

:root {
    /* 3 cores canônicas §15.2 (mesmas do XLSX) */
    --ecbt-au-color-input: #b7e1ff;
    --ecbt-au-color-calc: #ffffff;
    --ecbt-au-color-output: #c6efce;

    /* Tokens de UI */
    --ecbt-au-bg: #fafafa;
    --ecbt-au-fg: #1a1a1a;
    --ecbt-au-border: #d4d4d4;
    --ecbt-au-accent: #1976d2;
    --ecbt-au-muted: #6b6b6b;
    --ecbt-au-header-bg: #e8eaf6;
    --ecbt-au-row-hover: #f0f4f8;
    --ecbt-au-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --ecbt-au-radius: 6px;
    --ecbt-au-spacing: 12px;
    --ecbt-au-font: 'Calibri', 'Segoe UI', -apple-system, sans-serif;
}

[data-theme='dark'] {
    --ecbt-au-bg: #1e1e1e;
    --ecbt-au-fg: #e0e0e0;
    --ecbt-au-border: #3a3a3a;
    --ecbt-au-header-bg: #2d3748;
    --ecbt-au-row-hover: #2a2a2a;
    --ecbt-au-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    /* Cores canônicas mantêm visibilidade no dark via fundo */
    --ecbt-au-color-input: #4a90c2;
    --ecbt-au-color-calc: #2a2a2a;
    --ecbt-au-color-output: #4a8c5a;
    --ecbt-au-muted: #9a9a9a;
}

/* ================================================================
   Panel root
   ================================================================ */

.ecbt-audit-panel {
    position: fixed;
    inset: 5% 5% 5% 5%;
    /* z-index 9001 garante audit-panel acima de qualquer .ecbt-overlay (9000)
       sem invadir TOUR_PORTAL (9500), WELCOME (9998) ou DISCLAIMER (9999).
       Calvin 2026-06-06 bug: painel nascia atrás quando outros overlays
       (.ecbt-overlay/.modal-overlay com z-index 9000) estavam ativos no
       momento do open (cookie consent, legal terms etc). */
    z-index: 9001;
    background: var(--ecbt-au-bg);
    color: var(--ecbt-au-fg);
    border: 1px solid var(--ecbt-au-border);
    border-radius: var(--ecbt-au-radius);
    box-shadow: var(--ecbt-au-shadow);
    font-family: var(--ecbt-au-font);
    font-size: 13px;
    line-height: 1.45;
    overflow: auto;
    display: flex;
    flex-direction: column;
}

/* ================================================================
   Header (title + meta + toolbar)
   ================================================================ */

.ecbt-au-header {
    padding: var(--ecbt-au-spacing);
    border-bottom: 1px solid var(--ecbt-au-border);
    background: var(--ecbt-au-header-bg);
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.ecbt-au-title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--ecbt-au-fg);
}

/* F9 fix Calvin 2026-06-07 — subtitle técnico + intro explicativa */
.ecbt-au-subtitle {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--ecbt-au-fg-muted, #94a3b8);
    letter-spacing: 0.02em;
}

.ecbt-au-intro {
    margin: 4px 0 0;
    padding: 8px 12px;
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--ecbt-au-fg);
    background: var(--ecbt-au-color-input, rgba(183, 225, 255, 0.08));
    border-left: 3px solid var(--ecbt-au-color-input-border, #B7E1FF);
    border-radius: 4px;
    max-width: 100%;
}

.ecbt-au-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--ecbt-au-muted);
}

.ecbt-au-meta code {
    font-family: 'Consolas', 'Courier New', monospace;
    background: rgba(0, 0, 0, 0.05);
    padding: 1px 6px;
    border-radius: 3px;
}

.ecbt-au-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.ecbt-au-btn {
    padding: 6px 12px;
    border: 1px solid var(--ecbt-au-border);
    border-radius: 4px;
    background: var(--ecbt-au-bg);
    color: var(--ecbt-au-fg);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    transition: background 0.15s, border-color 0.15s;
}

.ecbt-au-btn:hover {
    background: var(--ecbt-au-row-hover);
    border-color: var(--ecbt-au-accent);
}

.ecbt-au-btn:focus-visible {
    outline: 2px solid var(--ecbt-au-accent);
    outline-offset: 2px;
}

.ecbt-au-btn--primary {
    background: var(--ecbt-au-accent);
    color: #fff;
    border-color: var(--ecbt-au-accent);
}

.ecbt-au-btn--primary:hover {
    background: #145ca0;
}

.ecbt-au-btn--close {
    margin-left: auto;
    font-size: 1.2rem;
    line-height: 1;
    padding: 4px 10px;
    background: transparent;
}

/* F11 view toggle Lista | Árvore (Calvin 2026-06-07) */
.ecbt-au-view-toggle {
    display: inline-flex;
    gap: 0;
    margin: 4px 0;
    border: 1px solid var(--ecbt-au-border);
    border-radius: var(--ecbt-au-radius);
    overflow: hidden;
    width: fit-content;
}
.ecbt-au-btn--toggle {
    border: none;
    border-radius: 0;
    padding: 4px 14px;
    background: transparent;
    color: var(--ecbt-au-fg-muted, #94a3b8);
}
.ecbt-au-btn--toggle.ecbt-au-btn--active {
    background: var(--ecbt-au-color-input, rgba(183, 225, 255, 0.18));
    color: var(--ecbt-au-fg);
    font-weight: 600;
}

/* F11 árvore hierárquica (Calvin 2026-06-07) — indent-based vanilla JS */
.ecbt-au-tree {
    list-style: none;
    margin: 0;
    padding: var(--ecbt-au-spacing);
    font-family: var(--ecbt-au-font);
}
.ecbt-au-tree-children {
    list-style: none;
    margin: 0;
    padding-left: 20px;
    border-left: 1px dashed var(--ecbt-au-border);
    margin-left: 8px;
}
.ecbt-au-tree-node {
    padding: 2px 0;
}
.ecbt-au-tree-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.15s;
}
.ecbt-au-tree-row:hover {
    background: var(--ecbt-au-color-input, rgba(183, 225, 255, 0.08));
}
.ecbt-au-tree-toggle {
    display: inline-flex;
    width: 14px;
    justify-content: center;
    font-size: 10px;
    color: var(--ecbt-au-fg-muted, #94a3b8);
    cursor: pointer;
}
.ecbt-au-tree-toggle--leaf {
    color: var(--ecbt-au-color-output, #C6EFCE);
    opacity: 0.6;
    cursor: default;
}
.ecbt-au-tree-label {
    color: var(--ecbt-au-fg);
    font-size: 0.9rem;
}
.ecbt-au-tree-count {
    color: var(--ecbt-au-fg-muted, #94a3b8);
    font-size: 0.8rem;
}
.ecbt-au-tree-meta {
    margin-left: auto;
    color: var(--ecbt-au-fg-muted, #94a3b8);
    font-size: 0.85rem;
    display: inline-flex;
    gap: 6px;
    align-items: center;
}
.ecbt-au-tree-node--root > .ecbt-au-tree-row {
    font-weight: 700;
    font-size: 1rem;
}
.ecbt-au-tree-node--block > .ecbt-au-tree-row {
    font-weight: 600;
}
.ecbt-au-tree-node--group > .ecbt-au-tree-row {
    font-style: italic;
    color: var(--ecbt-au-fg-muted, #94a3b8);
}
.ecbt-au-tree-empty {
    text-align: center;
    color: var(--ecbt-au-fg-muted, #94a3b8);
    padding: 24px;
}

/* F12 drill-down modal Calvin 2026-06-07 — célula clicável → dado bruto + SQL */
.ecbt-au-drilldown-btn {
    background: transparent;
    border: 1px dashed transparent;
    padding: 2px 6px;
    border-radius: 3px;
    cursor: pointer;
    color: inherit;
    font-family: inherit;
    transition: background 0.15s, border-color 0.15s;
}
.ecbt-au-drilldown-btn:hover {
    background: var(--ecbt-au-color-input, rgba(183, 225, 255, 0.18));
    border-color: var(--ecbt-au-color-input-border, #B7E1FF);
}
.ecbt-au-drilldown-btn:focus-visible {
    outline: 2px solid var(--ecbt-au-color-input-border, #B7E1FF);
    outline-offset: 1px;
}
.ecbt-au-drilldown-btn code {
    color: var(--ecbt-au-color-input-border, #B7E1FF);
    font-weight: 600;
}

.ecbt-au-drilldown-overlay {
    position: fixed;
    inset: 0;
    z-index: 9002;  /* acima de .ecbt-au-panel (9001) */
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.ecbt-au-drilldown-dialog {
    background: var(--ecbt-au-bg);
    color: var(--ecbt-au-fg);
    border: 1px solid var(--ecbt-au-border);
    border-radius: 8px;
    max-width: var(--ecbt-modal-lg);
    width: 100%;
    max-height: 80vh;
    overflow: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}
.ecbt-au-drilldown-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--ecbt-au-border);
    background: var(--ecbt-au-header-bg);
}
.ecbt-au-drilldown-header h3 {
    margin: 0;
    font-size: 1rem;
    flex: 1;
}
.ecbt-au-drilldown-header h3 code {
    color: var(--ecbt-au-color-input-border, #B7E1FF);
    font-weight: 700;
}
.ecbt-au-drill-close {
    background: transparent;
    border: none;
    color: var(--ecbt-au-fg);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 2px 8px;
    border-radius: 4px;
}
.ecbt-au-drill-close:hover {
    background: rgba(255, 255, 255, 0.1);
}
.ecbt-au-drilldown-body {
    padding: 16px;
}
.ecbt-au-drill-desc {
    margin: 0 0 12px;
    color: var(--ecbt-au-fg);
    font-size: 0.95rem;
}
.ecbt-au-drill-meta {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 4px 12px;
    margin: 0 0 16px;
    font-size: 0.9rem;
}
.ecbt-au-drill-meta dt {
    color: var(--ecbt-au-fg-muted, #94a3b8);
    font-weight: 600;
}
.ecbt-au-drill-meta dd {
    margin: 0;
}
.ecbt-au-drill-kind {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}
.ecbt-au-drill-kind--reading { background: var(--ecbt-au-color-input, rgba(183, 225, 255, 0.25)); color: var(--ecbt-au-color-input-border, #B7E1FF); }
.ecbt-au-drill-kind--computed { background: rgba(255, 255, 255, 0.12); color: var(--ecbt-au-fg); }
.ecbt-au-drill-kind--aggregate { background: var(--ecbt-au-color-output, rgba(198, 239, 206, 0.25)); color: var(--ecbt-au-color-output-border, #C6EFCE); }
.ecbt-au-drill-kind--element { background: rgba(255, 200, 100, 0.18); color: #FFC864; }

.ecbt-au-drill-sql-section {
    margin-top: 16px;
}
.ecbt-au-drill-sql-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}
.ecbt-au-drill-sql-header h4 {
    margin: 0;
    flex: 1;
    font-size: 0.9rem;
    color: var(--ecbt-au-fg-muted, #94a3b8);
}
.ecbt-au-drill-sql-actions {
    display: flex;
    gap: 6px;
}
.ecbt-au-drill-btn {
    background: rgba(255, 255, 255, 0.08);
    color: var(--ecbt-au-fg);
    border: 1px solid var(--ecbt-au-border);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.15s;
}
.ecbt-au-drill-btn:hover {
    background: rgba(255, 255, 255, 0.16);
}
.ecbt-au-drill-btn--primary {
    background: var(--ecbt-au-color-input-border, #B7E1FF);
    color: #000;
    font-weight: 600;
}
.ecbt-au-drill-btn--primary:hover {
    filter: brightness(1.1);
}
.ecbt-au-drill-sql {
    background: #0d1117;
    color: #e6edf3;
    padding: 12px;
    border-radius: 6px;
    overflow-x: auto;
    font-size: 0.8rem;
    line-height: 1.45;
    max-height: 280px;
    border: 1px solid var(--ecbt-au-border);
}
.ecbt-au-drill-sql code {
    background: transparent;
    color: inherit;
    padding: 0;
    white-space: pre;
}

/* ================================================================
   Dashboard (6 KPIs)
   ================================================================ */

.ecbt-au-dashboard {
    padding: var(--ecbt-au-spacing);
    background: linear-gradient(180deg, var(--ecbt-au-header-bg) 0%, transparent 100%);
    border-bottom: 1px solid var(--ecbt-au-border);
}

.ecbt-au-dashboard-title {
    margin: 0 0 8px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ecbt-au-muted);
}

.ecbt-au-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 6px 16px;
    margin: 0;
}

.ecbt-au-dashboard-grid dt {
    font-size: 0.8rem;
    color: var(--ecbt-au-muted);
}

.ecbt-au-dashboard-grid dd {
    margin: 0 0 6px;
    font-size: 1.05rem;
    font-weight: 600;
}

/* ================================================================
   Blocks (A-I, <details> + <summary>)
   ================================================================ */

.ecbt-au-blocks {
    padding: var(--ecbt-au-spacing);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ecbt-au-block {
    border: 1px solid var(--ecbt-au-border);
    border-radius: 4px;
    background: var(--ecbt-au-bg);
    overflow: hidden;
}

.ecbt-au-block[open] {
    box-shadow: var(--ecbt-au-shadow);
}

.ecbt-au-block-summary {
    padding: 10px 12px;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: baseline;
    gap: 8px;
    user-select: none;
    background: var(--ecbt-au-header-bg);
}

.ecbt-au-block-summary::-webkit-details-marker {
    display: none;
}

.ecbt-au-block-summary::before {
    content: '▶';
    font-size: 0.7rem;
    color: var(--ecbt-au-muted);
    transition: transform 0.15s;
}

.ecbt-au-block[open] > .ecbt-au-block-summary::before {
    transform: rotate(90deg);
}

.ecbt-au-block-letter {
    font-weight: 700;
    color: var(--ecbt-au-accent);
}

.ecbt-au-block-title {
    font-weight: 500;
}

.ecbt-au-block-meta {
    padding: 6px 12px;
    font-size: 0.8rem;
    color: var(--ecbt-au-muted);
    border-bottom: 1px solid var(--ecbt-au-border);
    background: var(--ecbt-au-bg);
}

.ecbt-au-block-meta code {
    font-family: 'Consolas', 'Courier New', monospace;
    background: rgba(0, 0, 0, 0.04);
    padding: 0 4px;
    border-radius: 2px;
}

/* ================================================================
   Tables (rows dentro de cada bloco)
   ================================================================ */

.ecbt-au-block-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
}

.ecbt-au-block-table thead th {
    text-align: left;
    padding: 6px 8px;
    background: var(--ecbt-au-header-bg);
    border-bottom: 1px solid var(--ecbt-au-border);
    font-size: 0.78rem;
    text-transform: uppercase;
    color: var(--ecbt-au-muted);
    letter-spacing: 0.03em;
}

.ecbt-au-block-table tbody td {
    padding: 6px 8px;
    border-bottom: 1px solid var(--ecbt-au-border);
    vertical-align: top;
    font-size: 0.85rem;
}

.ecbt-au-block-table tbody tr:hover {
    background: var(--ecbt-au-row-hover);
}

.ecbt-au-block-table tbody tr:last-child td {
    border-bottom: none;
}

/* ── Cell kind colors (3 cores canônicas §15.2) ── */
.ecbt-au-row--input td {
    background: var(--ecbt-au-color-input);
}

.ecbt-au-row--calc td {
    background: var(--ecbt-au-color-calc);
}

.ecbt-au-row--output td {
    background: var(--ecbt-au-color-output);
}

.ecbt-au-cell-badge {
    width: 24px;
    text-align: center;
}

.ecbt-au-cell-id code,
.ecbt-au-cell-xlsx code,
.ecbt-au-xlsx {
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 0.78rem;
    background: rgba(0, 0, 0, 0.06);
    padding: 1px 5px;
    border-radius: 3px;
}

.ecbt-au-cell-formula {
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 0.78rem;
    color: var(--ecbt-au-muted);
    max-width: var(--ecbt-content-narrow);
    word-break: break-word;
}

.ecbt-au-cell-value {
    text-align: right;
    white-space: nowrap;
}

.ecbt-au-unit {
    color: var(--ecbt-au-muted);
    font-size: 0.78rem;
    margin-left: 4px;
}

/* ================================================================
   Theoretical refs
   ================================================================ */

.ecbt-au-core-refs,
.ecbt-au-theoretical-refs {
    margin-bottom: 4px;
}

.ecbt-au-ref-doi,
.ecbt-au-ref-isbn,
.ecbt-au-ref-norma,
.ecbt-au-ref-spec {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 0.72rem;
    font-family: 'Consolas', 'Courier New', monospace;
    background: rgba(25, 118, 210, 0.08);
    color: var(--ecbt-au-accent);
    margin: 0 2px 2px 0;
}

.ecbt-au-ref-doi {
    background: rgba(76, 175, 80, 0.1);
    color: #2e7d32;
}

.ecbt-au-ref-norma {
    background: rgba(245, 124, 0, 0.1);
    color: #ef6c00;
}

/* ================================================================
   Responsive — Mobile <768px
   ================================================================ */

@media (max-width: 768px) {
    .ecbt-audit-panel {
        inset: 0;
        border-radius: 0;
        border: none;
        font-size: 12px;
    }

    .ecbt-au-toolbar {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .ecbt-au-btn {
        flex: 1 1 calc(50% - 3px);
        min-width: 0;
    }

    .ecbt-au-btn--close {
        flex: 0 0 auto;
    }

    /* Tabela com scroll horizontal */
    .ecbt-au-block-table {
        display: block;
        overflow-x: auto;
    }

    .ecbt-au-cell-formula {
        max-width: var(--ecbt-grid-cell-sm);
    }

    .ecbt-au-dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .ecbt-au-title {
        font-size: 1rem;
    }

    .ecbt-au-meta {
        flex-direction: column;
        gap: 4px;
    }

    .ecbt-au-dashboard-grid {
        grid-template-columns: 1fr;
    }
}

/* ================================================================
   Print — A4 paisagem
   ================================================================ */

@media print {
    .ecbt-audit-panel {
        position: static;
        inset: auto;
        z-index: auto;
        box-shadow: none;
        border: none;
        overflow: visible;
        font-size: 9pt;
        color: #000;
        background: #fff;
    }

    .ecbt-au-toolbar,
    .ecbt-au-btn,
    .ecbt-au-btn--close {
        display: none !important;
    }

    .ecbt-au-block {
        break-inside: avoid;
        border: 1px solid #999;
        margin-bottom: 6px;
        box-shadow: none;
    }

    .ecbt-au-block[open] {
        box-shadow: none;
    }

    /* Forçar todos os blocos abertos no print */
    .ecbt-au-block:not([open]) > :not(summary) {
        display: block !important;
    }

    .ecbt-au-row--input td {
        background: #e8f4fc !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .ecbt-au-row--output td {
        background: #e8f8eb !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

@page {
    size: A4 landscape;
    margin: 1cm;
}