:root{
    --bg:#F5F6F8;
    --surface:#FFFFFF;
    --border:#E4E7EC;
    --text-primary:#101828;
    --text-secondary:#667085;
    --text-tertiary:#98A2B3;
    --accent:#2F6FE0;
    --accent-dark:#1E52B8;
    --accent-soft:#EAF1FE;
    --success:#12876A;
    --success-soft:#E6F6F1;
    --warning:#B7791F;
    --warning-soft:#FDF3E4;
    --danger:#C4362D;
    --danger-soft:#FBEAE9;
    --radius-lg:14px;
    --radius-md:10px;
    --radius-sm:6px;
    --shadow-card:0 1px 2px rgba(16,24,40,0.04), 0 1px 3px rgba(16,24,40,0.06);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  }
  *{ box-sizing:border-box; }
  html,body{ height:100%; }
  body{ margin:0; font-family:var(--font); background:var(--bg); color:var(--text-primary); -webkit-font-smoothing:antialiased; }
  .app{ display:flex; min-height:100vh; }

  /* SIDEBAR */
  .sidebar{ width:232px; flex-shrink:0; background:var(--surface); border-right:1px solid var(--border); display:flex; flex-direction:column; padding:20px 12px; position:sticky; top:0; height:100vh; }
  .brand{ display:flex; align-items:center; gap:10px; padding:6px 10px 22px 10px; }
  .brand-mark{ width:34px; height:34px; border-radius:9px; background:linear-gradient(135deg, var(--accent), var(--accent-dark)); display:flex; align-items:center; justify-content:center; color:#fff; font-weight:700; font-size:14px; flex-shrink:0; }
  .brand-mark svg{ width:20px; height:20px; }
  .brand-text{ line-height:1.2; }
  .brand-title{ font-size:14px; font-weight:700; letter-spacing:0.2px; }
  .brand-sub{ font-size:10.5px; color:var(--text-tertiary); letter-spacing:0.6px; text-transform:uppercase; }
  .nav-label{ font-size:10.5px; color:var(--text-tertiary); text-transform:uppercase; letter-spacing:0.8px; font-weight:600; padding:14px 12px 6px; }
  .nav-item{ display:flex; align-items:center; gap:10px; padding:9px 12px; border-radius:var(--radius-md); color:var(--text-secondary); font-size:13.5px; font-weight:500; cursor:pointer; border:none; background:none; width:100%; text-align:left; transition:background .12s ease, color .12s ease; }
  .nav-item svg{ width:17px; height:17px; flex-shrink:0; opacity:.85; }
  .nav-item:hover{ background:#F2F4F7; color:var(--text-primary); }
  .nav-item.active{ background:var(--accent-soft); color:var(--accent-dark); font-weight:600; }
  .nav-item.active svg{ opacity:1; }
  .sidebar-footer{ margin-top:auto; padding:10px 12px; font-size:11px; color:var(--text-tertiary); }

  /* MAIN */
  .main{ flex:1; min-width:0; display:flex; flex-direction:column; }
  .topbar{ background:var(--surface); border-bottom:1px solid var(--border); padding:14px 32px; display:flex; align-items:center; justify-content:space-between; }
  .breadcrumb{ font-size:12.5px; color:var(--text-tertiary); }
  .breadcrumb b{ color:var(--text-secondary); font-weight:600; }
  .user-chip{ display:flex; align-items:center; gap:9px; }
  .user-avatar{ width:30px; height:30px; border-radius:50%; background:var(--accent-soft); color:var(--accent-dark); display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:700; }
  .user-meta{ line-height:1.2; }
  .user-name{ font-size:12.5px; font-weight:600; }
  .user-role{ font-size:10.5px; color:var(--text-tertiary); }
  .content{ padding:28px 32px 60px; max-width:1180px; width:100%; margin:0 auto; }
  .page{ display:none; animation:fadein .25s ease; }
  .page.active{ display:block; }
  @keyframes fadein{ from{opacity:0; transform:translateY(4px);} to{opacity:1; transform:translateY(0);} }

  .eyebrow{ font-size:11.5px; font-weight:700; letter-spacing:0.6px; color:var(--accent); text-transform:uppercase; }
  h1.page-title{ font-size:26px; margin:6px 0 4px; letter-spacing:-0.3px; }
  .page-desc{ font-size:14px; color:var(--text-secondary); margin:0 0 22px; }

  /* AI PANEL */
  .ai-panel{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); box-shadow:var(--shadow-card); padding:20px 22px; margin-bottom:24px; }
  .ai-panel-head{ display:flex; align-items:center; gap:12px; margin-bottom:14px; }
  .ai-orb{ width:36px; height:36px; border-radius:50%; flex-shrink:0; background:radial-gradient(circle at 35% 30%, #7CA8F5, var(--accent) 70%); position:relative; }
  .ai-orb.thinking::after{ content:''; position:absolute; inset:-4px; border-radius:50%; border:2px solid var(--accent); opacity:.5; animation:pulse 1.1s ease-out infinite; }
  @keyframes pulse{ 0%{ transform:scale(0.9); opacity:.6; } 100%{ transform:scale(1.35); opacity:0; } }
  .ai-panel-title{ font-size:14.5px; font-weight:700; }
  .ai-panel-sub{ font-size:12.5px; color:var(--text-secondary); }
  .ai-input-row{ display:flex; gap:10px; }
  .ai-input{ flex:1; border:1px solid var(--border); border-radius:var(--radius-md); padding:11px 14px; font-size:13.5px; font-family:var(--font); background:#FAFBFC; color:var(--text-primary); }
  .ai-input:focus{ outline:none; border-color:var(--accent); background:#fff; }
  .ai-ask-btn{ background:var(--accent); color:#fff; border:none; border-radius:var(--radius-md); padding:0 20px; height:40px; font-size:13.5px; font-weight:600; cursor:pointer; white-space:nowrap; display:flex; align-items:center; gap:7px; transition:background .12s ease; }
  .ai-ask-btn:hover{ background:var(--accent-dark); }
  .ai-ask-btn:disabled{ opacity:.55; cursor:default; }
  .chip-row{ display:flex; flex-wrap:wrap; gap:8px; margin-top:12px; }
  .chip{ border:1px solid var(--border); background:#fff; border-radius:999px; padding:6px 13px; font-size:12px; color:var(--text-secondary); cursor:pointer; }
  .chip:hover{ border-color:var(--accent); color:var(--accent-dark); background:var(--accent-soft); }
  .ai-answer{ margin-top:16px; padding-top:16px; border-top:1px solid var(--border); display:none; }
  .ai-answer.show{ display:block; }
  .ai-answer-q{ font-size:12.5px; color:var(--text-tertiary); margin-bottom:6px; }
  .ai-answer-q b{ color:var(--text-secondary); }
  .ai-answer-body{ font-size:13.5px; line-height:1.55; color:var(--text-primary); white-space:pre-wrap; }
  .ai-answer-body.loading{ color:var(--text-tertiary); font-style:italic; }
  .ai-answer-body.error{ color:var(--danger); }

  /* KPI GRID */
  .kpi-grid{ display:grid; grid-template-columns:repeat(4, 1fr); gap:16px; margin-bottom:20px; }
  @media (max-width:900px){ .kpi-grid{ grid-template-columns:repeat(2,1fr); } }
  .kpi-card{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); box-shadow:var(--shadow-card); padding:18px 18px 16px; cursor:pointer; transition:border-color .12s ease, transform .12s ease; }
  .kpi-card:hover{ border-color:#C7D7F5; transform:translateY(-1px); }
  .kpi-top{ display:flex; align-items:flex-start; justify-content:space-between; margin-bottom:14px; }
  .kpi-label{ font-size:10.8px; font-weight:700; letter-spacing:0.6px; color:var(--text-tertiary); text-transform:uppercase; }
  .kpi-icon{ width:30px; height:30px; border-radius:8px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .kpi-icon svg{ width:15px; height:15px; }
  .kpi-icon.blue{ background:var(--accent-soft); color:var(--accent-dark); }
  .kpi-icon.green{ background:var(--success-soft); color:var(--success); }
  .kpi-icon.orange{ background:var(--warning-soft); color:var(--warning); }
  .kpi-icon.red{ background:var(--danger-soft); color:var(--danger); }
  .kpi-value{ font-size:25px; font-weight:700; letter-spacing:-0.4px; margin-bottom:4px; }
  .kpi-value.empty{ color:var(--text-tertiary); font-weight:600; }
  .kpi-sub{ font-size:12px; color:var(--text-secondary); }

  /* SECTION CARD */
  .section-card{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); box-shadow:var(--shadow-card); padding:22px; margin-bottom:20px; }
  .section-card-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; flex-wrap:wrap; gap:10px; }
  .section-card-title{ font-size:15px; font-weight:700; }
  .section-card-title span{ font-weight:400; color:var(--text-tertiary); font-size:12.5px; margin-left:6px; }

  .dropzone{ border:1.5px dashed var(--border); border-radius:var(--radius-md); padding:30px 20px; text-align:center; cursor:pointer; background:#FAFBFC; transition:border-color .12s ease, background .12s ease; }
  .dropzone:hover, .dropzone.drag{ border-color:var(--accent); background:var(--accent-soft); }
  .dropzone-icon{ color:var(--accent); margin-bottom:8px; display:flex; justify-content:center; }
  .dropzone-icon svg{ width:26px; height:26px; }
  .dropzone-title{ font-size:13.5px; font-weight:600; margin-bottom:3px; }
  .dropzone-sub{ font-size:12px; color:var(--text-tertiary); }
  .file-input{ display:none; }

  .file-loaded-bar{ display:flex; align-items:center; justify-content:space-between; gap:10px; background:#FAFBFC; border:1px solid var(--border); border-radius:var(--radius-md); padding:10px 14px; font-size:12.5px; color:var(--text-secondary); flex-wrap:wrap; }
  .file-loaded-name{ display:flex; align-items:center; gap:8px; color:var(--text-primary); font-weight:600; }
  .file-loaded-name svg{ width:15px; height:15px; color:var(--success); flex-shrink:0; }
  .btn-ghost{ background:none; border:1px solid var(--border); border-radius:var(--radius-sm); padding:6px 12px; font-size:12px; color:var(--text-secondary); cursor:pointer; font-family:var(--font); }
  .btn-ghost:hover{ border-color:var(--accent); color:var(--accent-dark); }

  .table-wrap{ overflow:auto; max-height:420px; border:1px solid var(--border); border-radius:var(--radius-md); margin-top:4px; }
  table{ border-collapse:collapse; width:100%; font-size:12.5px; }
  thead th{ position:sticky; top:0; background:#F9FAFB; text-align:left; padding:9px 12px; font-weight:600; color:var(--text-secondary); border-bottom:1px solid var(--border); white-space:nowrap; }
  tbody td{ padding:8px 12px; border-bottom:1px solid #F0F1F3; color:var(--text-primary); white-space:nowrap; }
  tbody tr:hover{ background:#FAFBFC; }
  .table-note{ font-size:11.5px; color:var(--text-tertiary); margin-top:8px; }

  /* WIZARD (escolha de aba / mapeamento de colunas) */
  .wizard-step{ padding:4px 2px 2px; }
  .wizard-step-title{ font-size:14px; font-weight:700; margin-bottom:4px; }
  .wizard-step-sub{ font-size:12.5px; color:var(--text-secondary); margin-bottom:16px; }
  .sheet-choice-list{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:18px; }
  .sheet-choice-item{ border:1px solid var(--border); background:#fff; border-radius:var(--radius-md); padding:10px 16px; font-size:13px; font-weight:600; cursor:pointer; color:var(--text-primary); font-family:var(--font); }
  .sheet-choice-item:hover{ border-color:var(--accent); background:var(--accent-soft); color:var(--accent-dark); }
  .mapping-table{ display:flex; flex-direction:column; gap:10px; margin-bottom:18px; }
  .mapping-row{ display:grid; grid-template-columns:180px 1fr 150px; align-items:center; gap:12px; }
  @media (max-width:720px){ .mapping-row{ grid-template-columns:1fr; } }
  .mapping-field-label{ font-size:12.5px; font-weight:600; color:var(--text-primary); }
  .mapping-select{ border:1px solid var(--border); border-radius:var(--radius-sm); padding:8px 10px; font-size:12.5px; font-family:var(--font); background:#fff; width:100%; }
  .map-guess-tag{ font-size:10.5px; color:var(--success); font-weight:600; }
  .map-guess-tag.warn{ color:var(--warning); }
  .wizard-actions{ display:flex; gap:10px; }

  .warning-banner{ background:var(--warning-soft); color:var(--warning); border:1px solid #F3D9A6; border-radius:var(--radius-md); padding:10px 14px; font-size:12.5px; margin-bottom:16px; }
  .warning-banner b{ font-weight:700; }

  /* FILTERS */
  .filter-row{ display:flex; gap:14px; flex-wrap:wrap; align-items:flex-end; margin-bottom:18px; }
  .filter-label{ display:block; font-size:11px; color:var(--text-tertiary); margin-bottom:4px; text-transform:uppercase; letter-spacing:.4px; font-weight:600; }
  .filter-date, .filter-select{ border:1px solid var(--border); border-radius:var(--radius-sm); padding:7px 10px; font-size:12.5px; font-family:var(--font); background:#fff; color:var(--text-primary); height:34px; }
  .btn-ghost.filter-clear{ height:34px; }

  /* BAR CHARTS */
  .chart-grid{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:20px; min-width:0; }
  @media (max-width:800px){ .chart-grid{ grid-template-columns:1fr; } }
  .bar-chart{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); box-shadow:var(--shadow-card); padding:18px; min-width:0; }
  .bar-chart-title{ font-size:13px; font-weight:700; margin-bottom:16px; }
  .bars{ display:flex; align-items:flex-end; gap:28px; height:190px; padding-left:6px; }
  .bar-col{ display:flex; flex-direction:column; align-items:center; justify-content:flex-end; flex:1; height:100%; }
  .bar-value{ font-size:12.5px; font-weight:700; margin-bottom:6px; }
  .bar{ width:68px; border-radius:6px 6px 0 0; transition:height .3s ease; }
  .bar-label{ font-size:11.5px; color:var(--text-secondary); margin-top:8px; }

  /* GRÁFICO MENSAL (Vendido vs Distratado por mês) */
  .month-chart-legend{ font-size:11.5px; color:var(--text-secondary); margin-bottom:10px; }
  .legend-dot{ display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:4px; vertical-align:middle; }
  .legend-dot.vendido{ background:var(--accent); }
  .legend-dot.distrato{ background:var(--danger); }
  .month-bars-wrap{ display:flex; align-items:flex-end; gap:14px; overflow-x:auto; padding-bottom:4px; }
  .month-col{ display:flex; flex-direction:column; align-items:center; flex-shrink:0; }
  .month-bars{ display:flex; align-items:flex-end; gap:4px; height:178px; }
  .month-bar-wrap{ display:flex; flex-direction:column; align-items:center; justify-content:flex-end; height:100%; }
  .month-bar-value{ font-size:8.5px; font-weight:700; color:var(--text-secondary); margin-bottom:3px; white-space:nowrap; }
  .month-bar{ width:18px; border-radius:3px 3px 0 0; }
  .month-bar.vendido{ background:var(--accent); }
  .month-bar.distrato{ background:var(--danger); }
  .month-label{ font-size:10px; color:var(--text-secondary); margin-top:6px; white-space:nowrap; }

  /* LISTA DE BARRAS HORIZONTAIS (totais por categoria) */
  .hbar-list{ display:flex; flex-direction:column; gap:10px; }
  .hbar-row{ display:flex; align-items:center; gap:10px; }
  .hbar-label{ width:160px; flex-shrink:0; font-size:12px; color:var(--text-secondary); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .hbar-track{ flex:1; background:#F2F4F7; border-radius:6px; height:22px; overflow:hidden; }
  .ai-tips-details{ font-size:12px; color:var(--text-secondary); margin-top:12px; border-top:1px solid var(--border); padding-top:10px; }
  .ai-tips-details summary{ cursor:pointer; font-weight:600; color:var(--accent-dark); list-style:none; }
  .ai-tips-details summary::-webkit-details-marker{ display:none; }
  .ai-tips-details ul{ margin:8px 0 0 18px; padding:0; }
  .ai-tips-details li{ margin-bottom:4px; }
  .ai-accuracy-warning{ font-size:11.5px; color:var(--warning); background:var(--warning-soft); border:1px solid #F3D9A6; border-radius:8px; padding:8px 12px; margin-top:10px; }

  /* DROPDOWN DE MÚLTIPLA ESCOLHA (filtros) */
  .ms-dropdown{ position:relative; }
  .ms-dropdown-btn{ border:1px solid var(--border); border-radius:var(--radius-sm); padding:0 12px; font-size:12.5px; font-family:var(--font); background:#fff; color:var(--text-primary); height:34px; cursor:pointer; display:flex; align-items:center; gap:8px; white-space:nowrap; max-width:220px; }
  .ms-dropdown-btn:hover{ border-color:var(--accent); }
  .ms-dropdown-btn-label{ overflow:hidden; text-overflow:ellipsis; }
  .ms-caret{ font-size:9px; color:var(--text-tertiary); flex-shrink:0; }
  .ms-dropdown-panel{ display:none; position:absolute; top:calc(100% + 4px); left:0; background:#fff; border:1px solid var(--border); border-radius:var(--radius-md); box-shadow:0 8px 24px rgba(16,24,40,0.14); max-height:240px; overflow-y:auto; min-width:220px; z-index:40; padding:6px; }
  .ms-dropdown.open .ms-dropdown-panel{ display:block; }
  .ms-dropdown-item{ display:flex; align-items:center; gap:8px; padding:6px 8px; font-size:12.5px; border-radius:6px; cursor:pointer; white-space:nowrap; color:var(--text-primary); }
  .ms-dropdown-item:hover{ background:#F2F4F7; }
  .ms-dropdown-item input{ flex-shrink:0; }
  .ms-dropdown-clear{ border-bottom:1px solid var(--border); margin-bottom:4px; padding-bottom:8px; }
  .hbar-fill{ height:100%; background:var(--accent); border-radius:6px; }
  .hbar-value{ width:120px; text-align:right; font-size:11.5px; font-weight:600; flex-shrink:0; }

  /* BUSCA NA TABELA */
  .table-search{ border:1px solid var(--border); border-radius:var(--radius-sm); padding:8px 12px; font-size:12.5px; font-family:var(--font); width:100%; max-width:340px; margin-bottom:12px; display:block; }
  .table-search:focus{ outline:none; border-color:var(--accent); }

  /* FILTRO POR COLUNA (linha extra no cabeçalho da tabela) */
  .col-filter-row th{ padding:6px 8px; background:#FAFBFC; position:sticky; top:33px; }
  .col-filter-input{ width:100%; min-width:80px; border:1px solid var(--border); border-radius:5px; padding:4px 6px; font-size:11.5px; font-family:var(--font); background:#fff; }
  .col-filter-input:focus{ outline:none; border-color:var(--accent); }

  /* MENU MOBILE */
  .hamburger-btn{ display:none; background:none; border:none; cursor:pointer; padding:4px; color:var(--text-primary); flex-shrink:0; }
  .hamburger-btn svg{ width:22px; height:22px; }
  .sidebar-backdrop{ display:none; position:fixed; inset:0; background:rgba(16,24,40,0.45); z-index:40; }
  .sidebar-backdrop.show{ display:block; }

  @media (max-width:768px){
    .hamburger-btn{ display:flex; align-items:center; justify-content:center; }
    .sidebar{ position:fixed; top:0; left:0; height:100vh; z-index:50; transform:translateX(-100%); transition:transform .22s ease; box-shadow:2px 0 16px rgba(16,24,40,0.12); }
    .sidebar.open{ transform:translateX(0); }
    .topbar{ padding:12px 16px; gap:10px; }
    .content{ padding:16px 14px 60px; }
    .breadcrumb{ font-size:11px; }
    .user-meta{ display:none; }
    h1.page-title{ font-size:21px; }
    .page-desc{ font-size:13px; }
    .ai-panel{ padding:16px; }
    .ai-input-row{ flex-direction:column; }
    .ai-ask-btn{ width:100%; justify-content:center; }
    .filter-row{ gap:10px; }
    .filter-row > div{ flex:1 1 130px; min-width:110px; }
    .filter-date, .filter-select{ width:100%; }
    .hbar-label{ width:100px; }
    .hbar-value{ width:90px; font-size:11px; }
    .section-card{ padding:16px; }
    .kpi-card{ padding:14px 14px 12px; }
  }
  @media (max-width:480px){
    .kpi-grid{ grid-template-columns:1fr 1fr; gap:10px; }
    .kpi-value{ font-size:20px; }
    .month-bars-wrap{ gap:10px; }
    .bars{ gap:16px; }
  }

  ::-webkit-scrollbar{ width:8px; height:8px; }
  ::-webkit-scrollbar-thumb{ background:#D0D5DD; border-radius:8px; }

  /* Tooltip dos gráficos (valores exatos ao passar o mouse) */
  .chart-tip{ position:fixed; z-index:1000; pointer-events:none; opacity:0; transition:opacity .1s ease; background:#101828; color:#fff; border-radius:8px; padding:9px 12px; font-size:12px; min-width:170px; max-width:320px; box-shadow:0 8px 24px rgba(16,24,40,.18); }
  .chart-tip.show{ opacity:1; }
  .chart-tip-title{ font-weight:600; margin-bottom:5px; }
  .chart-tip-title::first-letter{ text-transform:uppercase; }
  .chart-tip-row{ display:flex; align-items:center; gap:8px; line-height:1.7; }
  .chart-tip-dot{ width:8px; height:8px; border-radius:50%; flex-shrink:0; }
  .chart-tip-label{ flex:1; color:#D0D5DD; }
  .chart-tip-value{ font-weight:600; white-space:nowrap; font-variant-numeric:tabular-nums; }
  .month-col[data-tip], .bar-col[data-tip], .hbar-row[data-tip]{ border-radius:6px; transition:background .1s ease; }
  .month-col[data-tip]:hover, .bar-col[data-tip]:hover, .hbar-row[data-tip]:hover{ background:rgba(16,24,40,.05); }