/* ============================================================
   PCM WPX — Design System (main.css)
   Tokens + componentes conforme especificação de frontend.
   ============================================================ */

:root {
  /* Primárias */
  --color-navy-950: #0A1628;
  --color-navy-900: #0F1B2D;
  --color-navy-800: #1A2B45;
  --color-navy-700: #243659;
  --color-blue-700: #1D4ED8;
  --color-blue-600: #1A56DB;
  --color-blue-500: #3B82F6;
  --color-blue-100: #DBEAFE;

  /* Semáforo — Crítico */
  --color-critical-bg:       #FEF2F2;
  --color-critical-border:   #EF4444;
  --color-critical-text:     #DC2626;
  --color-critical-badge-bg: #FEE2E2;

  /* Semáforo — Atenção */
  --color-warning-bg:       #FFFBEB;
  --color-warning-border:   #F59E0B;
  --color-warning-text:     #D97706;
  --color-warning-badge-bg: #FEF3C7;

  /* Semáforo — Normal */
  --color-ok-bg:       #F0FDF4;
  --color-ok-border:   #22C55E;
  --color-ok-text:     #16A34A;
  --color-ok-badge-bg: #DCFCE7;

  /* Status OSM */
  --status-parado:               #EF4444;
  --status-aguardando-pecas:     #F97316;
  --status-aguardando-aprovacao: #EAB308;
  --status-em-diagnostico:       #8B5CF6;
  --status-em-execucao:          #3B82F6;
  --status-operacional:          #22C55E;
  --status-cancelado:            #9CA3AF;

  /* Neutros */
  --color-bg-page:        #F4F6F9;
  --color-bg-card:        #FFFFFF;
  --color-bg-input:       #F9FAFB;
  --color-border:         #E5E7EB;
  --color-border-focus:   #1A56DB;
  --color-text-primary:   #111827;
  --color-text-secondary: #6B7280;
  --color-text-muted:     #9CA3AF;
  --color-text-inverse:   #FFFFFF;

  /* Tipografia */
  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Espaçamento */
  --space-1: 4px;   --space-2: 8px;   --space-3: 12px;
  --space-4: 16px;  --space-5: 20px;  --space-6: 24px;
  --space-8: 32px;  --space-10: 40px; --space-12: 48px;

  /* Layout */
  --sidebar-width:    220px;
  --topbar-height:    60px;
  --content-padding:  24px;

  /* Sombras */
  --shadow-xs: 0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0,0,0,0.08), 0 1px 2px -1px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.10), 0 8px 10px -6px rgba(0,0,0,0.06);

  /* Bordas */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-full: 9999px;
}

/* Reset e base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-family-base); background: var(--color-bg-page); color: var(--color-text-primary); }
a { color: inherit; }

/* ─── Sidebar ─── */
#sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--color-navy-900);
  position: fixed; left: 0; top: 0;
  z-index: 40;
  display: flex; flex-direction: column;
  transition: transform 0.25s ease;
}
.sidebar-brand {
  display: flex; flex-direction: column; gap: 2px;
  padding: 20px 20px 18px; border-bottom: 1px solid var(--color-navy-800);
}
.sidebar-brand .brand-name { color: #fff; font-size: 24px; font-weight: 800; letter-spacing: -0.02em; line-height: 1; }
.sidebar-brand .brand-sub { color: var(--color-blue-500); font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; padding: 16px 12px; flex: 1; }
.sidebar-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 8px;
  color: #94A3B8; font-size: 13px; font-weight: 500;
  text-decoration: none; transition: background 0.15s, color 0.15s;
}
.sidebar-item:hover { background: var(--color-navy-800); color: white; }
.sidebar-item.active { background: var(--color-blue-600); color: white; }
.sidebar-item.disabled { color: #475569; cursor: default; pointer-events: none; }
.sidebar-item svg { width: 18px; height: 18px; flex-shrink: 0; }
.sidebar-badge { margin-left: auto; background: #EF4444; color: white; font-size: 10px; font-weight: 700; padding: 1px 6px; border-radius: 9999px; }
.sidebar-soon { margin-left: auto; font-size: 9px; text-transform: uppercase; letter-spacing: 0.05em; background: var(--color-navy-800); color: #64748B; padding: 2px 6px; border-radius: 9999px; font-weight: 600; }
.sidebar-foot { border-top: 1px solid var(--color-navy-800); padding: 14px 16px; display: flex; align-items: center; gap: 10px; }
.sidebar-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--color-blue-600); color: #fff; font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sidebar-foot .who { color: #fff; font-size: 13px; font-weight: 600; line-height: 1.2; }
.sidebar-foot .role { color: #94A3B8; font-size: 11px; text-transform: capitalize; }
.sidebar-logout { margin-left: auto; background: none; border: none; color: #94A3B8; cursor: pointer; display: inline-flex; padding: 4px; border-radius: 6px; transition: color 0.15s, background 0.15s; }
.sidebar-logout:hover { color: var(--color-critical-border); background: var(--color-navy-800); }
.sidebar-logout svg { width: 18px; height: 18px; }

#sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(10,22,40,0.55); z-index: 39; }

/* ─── App main ─── */
#app-main { margin-left: var(--sidebar-width); min-height: 100vh; display: flex; flex-direction: column; }

/* ─── Topbar ─── */
#topbar {
  height: var(--topbar-height); background: white; border-bottom: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; position: sticky; top: 0; z-index: 30;
}
#topbar .topbar-title { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
#topbar .topbar-sub { font-size: 11px; color: var(--color-text-muted); margin-top: 2px; }
.topbar-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.topbar-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--color-text-secondary); padding: 6px; margin-right: 8px; }
.topbar-toggle svg { width: 24px; height: 24px; }

main.content { padding: 24px; flex: 1; }

/* ─── Cards ─── */
.card { background: white; border-radius: 12px; box-shadow: var(--shadow-sm); padding: 24px; }
.card-sm { padding: 16px; }
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; }

/* ─── KPI Card ─── */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi-card {
  background: white; border-radius: 12px; box-shadow: var(--shadow-sm);
  padding: 20px 24px; border-left: 4px solid transparent;
  transition: box-shadow 0.2s, transform 0.2s;
  display: flex; flex-direction: column;
}
.kpi-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.kpi-card .kpi-top { display: flex; align-items: flex-start; justify-content: space-between; }
.kpi-card .kpi-number { font-size: 2.25rem; font-weight: 700; line-height: 1; letter-spacing: -0.03em; }
.kpi-card .kpi-label { font-size: 13px; color: var(--color-text-secondary); margin-top: 8px; font-weight: 500; }
.kpi-card .kpi-icon svg { width: 26px; height: 26px; }
.kpi-card.kpi-critical { border-left-color: var(--color-critical-border); }
.kpi-card.kpi-critical .kpi-number { color: var(--color-critical-text); }
.kpi-card.kpi-warning  { border-left-color: var(--color-warning-border); }
.kpi-card.kpi-warning  .kpi-number { color: var(--color-warning-text); }
.kpi-card.kpi-primary  { border-left-color: var(--color-blue-600); }
.kpi-card.kpi-primary  .kpi-number { color: var(--color-blue-600); }

/* ─── KPI gradiente (Indicadores) ─── */
.kpi-grad-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi-grad { border-radius: 12px; padding: 20px 24px; color: #fff; box-shadow: var(--shadow-sm); position: relative; overflow: hidden; }
.kpi-grad.grad-blue   { background: linear-gradient(135deg, #1A56DB, #1D4ED8); }
.kpi-grad.grad-green  { background: linear-gradient(135deg, #16A34A, #15803D); }
.kpi-grad.grad-amber  { background: linear-gradient(135deg, #D97706, #B45309); }
.kpi-grad .grad-head { display: flex; align-items: center; justify-content: space-between; }
.kpi-grad .grad-title { font-size: 13px; font-weight: 600; opacity: 0.92; }
.kpi-grad .grad-value { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; margin-top: 6px; line-height: 1; }
.kpi-grad .grad-value small { font-size: 1rem; font-weight: 600; opacity: 0.85; }
.kpi-grad .grad-label { font-size: 12px; opacity: 0.85; margin-top: 6px; }
.kpi-grad .grad-trend { font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; gap: 3px; margin-top: 8px; background: rgba(255,255,255,0.16); padding: 2px 8px; border-radius: 9999px; }

/* ─── Filtros ─── */
.filter-bar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 20px; }
.filter-bar .form-select, .filter-bar .search-box { min-width: 170px; }
.search-box { position: relative; flex: 1; min-width: 200px; max-width: 320px; }
.search-box svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--color-text-muted); pointer-events: none; }
.search-box input { padding-left: 36px; }

/* ─── Tabela ─── */
.table-card { background: white; border-radius: 12px; box-shadow: var(--shadow-sm); overflow: hidden; }
.table-scroll { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table caption { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.data-table th { padding: 12px 16px; text-align: left; font-size: 11px; font-weight: 600; color: #6B7280; text-transform: uppercase; letter-spacing: 0.05em; background: #F8FAFC; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
.data-table td { padding: 12px 16px; border-bottom: 1px solid var(--color-border); vertical-align: middle; color: var(--color-text-primary); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: #F8FAFC; }
.data-table tr.row-critical td { background: var(--color-critical-bg); }
.data-table tr.row-critical:hover td { background: #FEE2E2; }
.data-table tr.row-warning td { background: var(--color-warning-bg); }
.data-table tr.row-warning:hover td { background: #FEF3C7; }
.data-table tr.row-critical td:first-child { border-left: 3px solid var(--color-critical-border); }
.data-table tr.row-warning td:first-child { border-left: 3px solid var(--color-warning-border); }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.osm-link { color: var(--color-blue-600); font-weight: 600; text-decoration: none; font-family: var(--font-family-mono); font-size: 12px; }
.osm-link:hover { text-decoration: underline; }
.num-critical { color: var(--color-critical-text); font-weight: 700; }
.num-warning  { color: var(--color-warning-text);  font-weight: 700; }
.num-normal   { font-weight: 600; }

/* ─── Ações da tabela ─── */
.row-actions { display: inline-flex; gap: 4px; }
.icon-btn { width: 28px; height: 28px; border-radius: 4px; border: none; background: transparent; color: var(--color-text-secondary); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; text-decoration: none; transition: background 0.15s, color 0.15s; }
.icon-btn:hover { background: #F1F5F9; color: var(--color-blue-600); }
.icon-btn svg { width: 16px; height: 16px; }

/* ─── Badges ─── */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 9999px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-critical    { background: #FEE2E2; color: #DC2626; }
.badge-critical-vv { background: #FEE2E2; color: #991B1B; border: 1px solid #EF4444; }
.badge-warning     { background: #FEF3C7; color: #D97706; }
.badge-ok          { background: #DCFCE7; color: #16A34A; }
.badge-neutral     { background: #F3F4F6; color: #374151; }
.badge-parado      { background: #FEE2E2; color: #DC2626; }
.badge-pecas       { background: #FFEDD5; color: #C2410C; }
.badge-aprovacao   { background: #FEF9C3; color: #A16207; }
.badge-diagnostico { background: #EDE9FE; color: #7C3AED; }
.badge-execucao    { background: #DBEAFE; color: #1D4ED8; }
.badge-operacional { background: #DCFCE7; color: #15803D; }
.badge-admin        { background: #FEE2E2; color: #DC2626; }
.badge-gestor       { background: #DBEAFE; color: #1D4ED8; }
.badge-analista     { background: #DCFCE7; color: #15803D; }
.badge-visualizador { background: #F3F4F6; color: #374151; }
.badge-lg { font-size: 13px; padding: 4px 12px; }

/* ─── Status dot ─── */
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: middle; background: var(--color-text-muted); }
.dot-parado      { background: var(--status-parado); }
.dot-pecas       { background: var(--status-aguardando-pecas); }
.dot-aprovacao   { background: var(--status-aguardando-aprovacao); }
.dot-diagnostico { background: var(--status-em-diagnostico); }
.dot-execucao    { background: var(--status-em-execucao); }
.dot-operacional { background: var(--status-operacional); }
.dot-cancelado   { background: var(--status-cancelado); }
.status-cell { display: inline-flex; align-items: center; white-space: nowrap; }

/* ─── Botões ─── */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 20px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; border: 1px solid transparent; transition: background 0.15s, box-shadow 0.15s; text-decoration: none; white-space: nowrap; }
.btn:active { transform: scale(0.98); }
.btn svg { width: 16px; height: 16px; }
.btn-primary    { background: var(--color-blue-600); color: white; }
.btn-primary:hover { background: var(--color-blue-500); box-shadow: var(--shadow-md); }
.btn-warning    { background: #F59E0B; color: white; }
.btn-warning:hover { background: #D97706; }
.btn-secondary  { background: white; color: var(--color-text-primary); border-color: var(--color-border); }
.btn-secondary:hover { background: #F8FAFC; }
.btn-danger     { background: #EF4444; color: white; }
.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 6px 14px; font-size: 11px; }
.btn-primary-sm { background: var(--color-blue-600); color: white; padding: 6px 14px; border-radius: 8px; font-size: 11px; font-weight: 600; cursor: pointer; border: none; display: inline-flex; align-items: center; gap: 6px; }
.btn-primary-sm:hover { background: var(--color-blue-500); }
.btn-warning-sm { background: #F59E0B; color: white; padding: 6px 14px; border-radius: 8px; font-size: 11px; font-weight: 600; cursor: pointer; border: none; display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
.btn-warning-sm:hover { background: #D97706; }
.btn-primary-sm svg, .btn-warning-sm svg { width: 15px; height: 15px; }

/* Seletor de período (segmented) */
.segmented { display: inline-flex; background: #fff; border: 1px solid var(--color-border); border-radius: 8px; overflow: hidden; }
.segmented a { padding: 6px 14px; font-size: 12px; font-weight: 600; color: var(--color-text-secondary); text-decoration: none; }
.segmented a.active { background: var(--color-blue-600); color: #fff; }

/* ─── Inputs ─── */
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 8px 12px; border: 1px solid var(--color-border);
  border-radius: 8px; background: var(--color-bg-input); font-size: 13px;
  color: var(--color-text-primary); font-family: var(--font-family-base);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--color-border-focus); background: white;
  box-shadow: 0 0 0 3px rgba(26,86,219,0.1);
}
.form-input[readonly], .form-textarea[readonly] { background: #F3F4F6; color: var(--color-text-secondary); cursor: default; }
.form-label { font-size: 13px; font-weight: 500; color: var(--color-text-secondary); display: block; margin-bottom: 6px; }
.form-group { margin-bottom: 16px; }
.input-icon { position: relative; }
.input-icon > svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--color-text-muted); }
.input-icon input { padding-left: 42px; }
.input-icon .toggle-eye { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); background: none; border: none; cursor: pointer; color: var(--color-text-muted); padding: 4px; }
.input-icon .toggle-eye svg { width: 18px; height: 18px; }

/* ─── Breadcrumb ─── */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; margin-bottom: 12px; }
.breadcrumb a { color: var(--color-blue-600); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { color: var(--color-text-muted); }
.breadcrumb .current { color: var(--color-text-secondary); }

/* ─── Page header (dentro do conteúdo) ─── */
.page-title-row { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.page-title-row h1 { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; }

/* ─── Ficha OSM: layout 2 colunas ─── */
.osm-detail-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; align-items: start; }
.osm-detail-layout .col-right { position: sticky; top: calc(var(--topbar-height) + 20px); display: flex; flex-direction: column; gap: 20px; }
.osm-detail-layout .col-left { display: flex; flex-direction: column; gap: 20px; }

/* Dados da OSM — grid de campos */
.dados-grid { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--color-border); border-radius: 8px; overflow: hidden; }
.dados-cell { padding: 14px 16px; border-right: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.dados-cell:nth-child(2n) { border-right: none; }
.dados-cell.full { grid-column: 1 / -1; border-right: none; }
.dados-cell .k { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-secondary); font-weight: 600; }
.dados-cell .v { font-size: 14px; font-weight: 600; color: var(--color-text-primary); margin-top: 4px; }

/* ─── Timeline ─── */
.timeline { margin-top: 4px; }
.timeline-entry { display: grid; grid-template-columns: 16px 1fr; gap: 0 14px; }
.timeline-marker { display: flex; flex-direction: column; align-items: center; }
.timeline-dot { width: 14px; height: 14px; border-radius: 50%; border: 2px solid white; box-shadow: 0 0 0 2px currentColor; margin-top: 2px; flex-shrink: 0; }
.timeline-dot-ok       { color: var(--color-ok-border); background: var(--color-ok-border); }
.timeline-dot-warning  { color: var(--color-warning-border); background: var(--color-warning-border); }
.timeline-dot-critical { color: var(--color-critical-border); background: var(--color-critical-border); }
.timeline-dot-pulse { animation: pulse-ring 1.8s ease-out infinite; }
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 2px currentColor, 0 0 0 4px transparent; }
  50%  { box-shadow: 0 0 0 2px currentColor, 0 0 0 8px rgba(239,68,68,0.25); }
  100% { box-shadow: 0 0 0 2px currentColor, 0 0 0 4px transparent; }
}
.timeline-line { width: 2px; background: var(--color-border); flex: 1; min-height: 22px; margin: 4px 0; }
.timeline-body { padding-bottom: 20px; }
.timeline-entry:last-child .timeline-body { padding-bottom: 0; }
.timeline-date { font-weight: 700; font-size: 13px; }
.timeline-status { font-size: 13px; color: var(--color-text-primary); }
.timeline-dur { display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 9999px; background: #F1F5F9; color: var(--color-text-secondary); margin-left: 4px; }
.timeline-dur.atual { background: #FEE2E2; color: #DC2626; }

/* ─── Apontamentos ─── */
.apontamento { display: flex; gap: 12px; align-items: flex-start; padding-bottom: 16px; }
.apontamento-avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--color-navy-700); color: white; font-size: 11px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.apontamento-body { flex: 1; background: #F8FAFC; border: 1px solid var(--color-border); border-radius: 8px; padding: 12px 16px; }
.apontamento-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px; }
.apontamento-author { font-size: 13px; font-weight: 600; }
.apontamento-time { font-size: 11px; color: var(--color-text-muted); margin-left: 8px; }
.apontamento-text { font-size: 13px; color: var(--color-text-primary); line-height: 1.6; margin-top: 6px; }
.apontamento-form { display: flex; gap: 10px; align-items: flex-start; }

/* ─── Grids de página ─── */
.admin-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.alerts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ─── Charts ─── */
.charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.chart-card { background: white; border-radius: 12px; box-shadow: var(--shadow-sm); padding: 20px 24px; }
.chart-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.chart-card.full { grid-column: 1 / -1; }
.chart-holder { position: relative; height: 240px; }

/* ─── Paginação ─── */
.pagination { display: flex; align-items: center; justify-content: center; gap: 4px; padding: 20px 0; }
.page-btn { min-width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--color-border); background: white; color: var(--color-text-primary); font-size: 13px; font-weight: 500; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background 0.15s; }
.page-btn:hover { background: #F8FAFC; }
.page-btn.active { background: var(--color-blue-600); border-color: var(--color-blue-600); color: white; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ─── Toast ─── */
#toast-container { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 12px; z-index: 200; }
.toast { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 12px; box-shadow: var(--shadow-lg); min-width: 320px; animation: slide-in-right 0.25s ease; }
.toast-success { background: #ECFDF5; border: 1px solid #6EE7B7; color: #065F46; }
.toast-error   { background: #FEF2F2; border: 1px solid #FCA5A5; color: #991B1B; }
.toast-warning { background: #FFFBEB; border: 1px solid #FCD34D; color: #92400E; }
@keyframes slide-in-right { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ─── Empty state ─── */
.empty-state { text-align: center; padding: 32px 16px; color: var(--color-text-secondary); font-size: 13px; }

/* ─── Login ─── */
.login-page { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.login-hero { position: relative; background: var(--color-navy-900); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px; overflow: hidden; }
.login-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, #0F1B2D 0%, #1A2B45 55%, #0A1628 100%); }
.login-hero .hero-content { position: relative; z-index: 1; }
.login-hero .hero-logo { color: #fff; font-size: 64px; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.login-hero .hero-sub { color: #94A3B8; font-size: 14px; margin-top: 12px; }
.login-form-side { background: #fff; display: flex; align-items: center; justify-content: center; padding: 40px; }
.login-card { width: 100%; max-width: 400px; }
.login-card .login-title { text-align: center; color: var(--color-navy-900); font-size: 28px; font-weight: 700; }
.login-card .login-subtitle { text-align: center; color: var(--color-text-secondary); font-size: 14px; margin-top: 4px; margin-bottom: 28px; }
.login-error { background: var(--color-critical-bg); border: 1px solid #FCA5A5; color: #991B1B; font-size: 13px; padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }
.login-forgot { display: block; text-align: center; color: var(--color-blue-600); font-size: 13px; font-weight: 500; text-decoration: none; margin-top: 16px; }
.login-forgot:hover { text-decoration: underline; }
.login-foot { text-align: center; color: var(--color-text-muted); font-size: 12px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--color-border); }

/* Spinner (loading) */
.spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.5); border-top-color: #fff; border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.btn .spinner-show { display: none; }
.htmx-request.btn .spinner-hide, form.htmx-request .btn .spinner-hide { display: none; }
.htmx-request.btn .spinner-show, form.htmx-request .btn .spinner-show { display: inline-block; }

/* ─── HTMX ─── */
.htmx-added { animation: fade-in-up 0.25s ease; }
@keyframes fade-in-up { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ─── Bottom nav mobile ─── */
#bottom-nav { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: white; border-top: 1px solid var(--color-border); z-index: 40; padding: 8px 0; padding-bottom: env(safe-area-inset-bottom); }
.bottom-nav-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 6px; color: var(--color-text-muted); text-decoration: none; font-size: 10px; font-weight: 500; }
.bottom-nav-item.active { color: var(--color-blue-600); }
.bottom-nav-item svg { width: 22px; height: 22px; }

/* ─── Acessibilidade ─── */
:focus-visible { outline: 2px solid var(--color-blue-600); outline-offset: 2px; border-radius: 4px; }
.skip-link { position: absolute; top: -48px; left: 16px; background: var(--color-blue-600); color: white; padding: 8px 16px; border-radius: 8px; font-weight: 600; z-index: 999; transition: top 0.2s; text-decoration: none; }
.skip-link:focus { top: 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ─── Responsivo ─── */
@media (max-width: 1024px) {
  .charts-grid { grid-template-columns: 1fr; }
  .kpi-grad-grid { grid-template-columns: 1fr; }
  .osm-detail-layout { grid-template-columns: 1fr; }
  .osm-detail-layout .col-right { position: static; }
  .admin-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  #sidebar { transform: translateX(-100%); }
  #sidebar.open { transform: translateX(0); }
  #app-main { margin-left: 0; }
  .topbar-toggle { display: inline-flex; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .alerts-grid { grid-template-columns: 1fr; }
  #topbar .topbar-title { font-size: 18px; }
  .dados-grid { grid-template-columns: 1fr; }
  .dados-cell { border-right: none; }
  .login-page { grid-template-columns: 1fr; }
  .login-hero { display: none; }
}
@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
}