/* ============================================================================
   OFICINA — Shell da demo (topbar, sidebar, cards, formulários, tabela)
   Extraído do antigo oficina.html monolítico. Depende de:
   - tokens/theme-vars.css (variáveis base)
   Usa os nomes de token REAIS do theme-vars.css (--font-family-sans, não
   --font-sans; --transition-base, não --transition) — o oficina.html antigo
   tinha inventado nomes paralelos que nunca foram reconciliados.
   ============================================================================ */

/* ============================================================
   RESET + BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}
a { color: var(--color-primary); text-decoration: none; }

/* ============================================================
   SHELL: TOPBAR
   ============================================================ */
.topbar {
  position: fixed; top: 0; left: var(--sidebar-width); right: 0;
  height: var(--topbar-height);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  box-shadow: var(--shadow-sm);
  z-index: 20;
}
.topbar-title { font-size: var(--font-size-lg); font-weight: 600; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.topbar-user {
  display: flex; align-items: center; gap: 8px;
  font-size: var(--font-size-sm); color: var(--text-muted);
}
.avatar {
  width: 32px; height: 32px; border-radius: var(--radius-full);
  background: var(--color-primary); color: white;
  display: grid; place-items: center;
  font-size: var(--font-size-xs); font-weight: 700;
}

/* ============================================================
   SHELL: SIDEBAR
   ============================================================ */
.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 30;
}
.sidebar-brand {
  height: var(--topbar-height);
  display: flex; align-items: center; gap: 10px;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
  font-weight: 700; font-size: var(--font-size-base);
  color: var(--ink);
}
.sidebar-brand-mark {
  width: 28px; height: 28px; border-radius: var(--radius-md);
  background: var(--color-primary);
  display: grid; place-items: center;
  font-size: var(--font-size-xs); font-weight: 900; color: white;
}
.sidebar-section {
  padding: 20px 12px 8px;
  font-size: 10px; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--muted);
}
.sidebar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  margin: 1px 8px;
  font-size: var(--font-size-sm);
  color: var(--sidebar-text);
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base);
  border: none; background: none; width: calc(100% - 16px); text-align: left;
}
.sidebar-item:hover { background: var(--sidebar-hover); color: var(--ink); }
.sidebar-item.active { background: var(--sidebar-active-bg); color: var(--sidebar-active); font-weight: 600; }
.sidebar-item .icon { font-size: 16px; width: 20px; text-align: center; }
.sidebar-footer {
  margin-top: auto;
  padding: 12px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   SHELL: MAIN
   ============================================================ */
.main {
  margin-left: var(--sidebar-width);
  margin-top: var(--topbar-height);
  padding: 28px;
  min-height: calc(100vh - var(--topbar-height));
}

/* ============================================================
   TELAS (views) — mostrar/esconder
   ============================================================ */
.view { display: none; }
.view.active { display: block; }

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 24px; gap: 16px;
}
.page-header-left h1 {
  font-size: var(--font-size-2xl); font-weight: 700; line-height: 1.2;
}
.page-header-left p {
  margin-top: 4px; color: var(--text-muted); font-size: var(--font-size-sm);
}
.page-header-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ============================================================
   CARD / SURFACE
   ============================================================ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  min-width: 0;
}
.card--plain {
  border: none;
  box-shadow: none;
  border-radius: 0;
}
.card-body { padding: 20px 24px; }
.card-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-header h2 { font-size: var(--font-size-base); font-weight: 600; }

/* ============================================================
   BOTÕES
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  font-size: var(--font-size-sm); font-weight: 500;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: var(--color-primary); color: white;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }
.btn-secondary {
  background: var(--surface); color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg); }
.btn-danger { background: var(--color-danger); color: white; border-color: var(--color-danger); }
.btn-danger:hover { background: var(--color-danger-dark); }
.btn-ghost { background: transparent; color: var(--text-muted); border-color: transparent; }
.btn-ghost:hover { background: var(--bg); color: var(--text); }
.btn-sm { padding: 5px 10px; font-size: var(--font-size-xs); }
.btn-icon { padding: 8px; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px;
  font-size: var(--font-size-xs); font-weight: 600;
  border-radius: var(--radius-full);
}
.badge-success { background: var(--color-success-light); color: var(--color-success-dark); }
.badge-warning { background: var(--color-warning-light); color: var(--color-warning-dark); }
.badge-danger  { background: var(--color-danger-light);  color: var(--color-danger-dark); }
.badge-info    { background: var(--color-info-light);    color: var(--color-info); }
.badge-neutral { background: var(--color-gray-100); color: var(--color-gray-600); }
.dot { width: 6px; height: 6px; border-radius: var(--radius-full); display: inline-block; }
.dot-success { background: var(--color-success); }
.dot-warning { background: var(--color-warning); }
.dot-danger  { background: var(--color-danger); }

/* ============================================================
   FILTROS
   ============================================================ */
.filters-bar {
  display: flex; gap: 10px; align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
}
.filters-search {
  flex: 1 1 auto;
  max-width: 320px;
}

/* Painel de filtros — dialogo fixo, nunca entra no fluxo normal da pagina.
   Wagner: "nao gosto de layout shift" — display:none/flex no fluxo normal
   empurra o conteudo abaixo dele. position:fixed elimina isso por completo. */
.filters-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(13,13,13,.35);
  z-index: 40;
}
.filters-backdrop.open { display: block; }

.filters-panel {
  display: none;
  flex-direction: column; gap: 16px;
  position: fixed; top: 80px; right: 28px;
  width: 320px;
  padding: 20px;
  background: var(--paper);
  border-radius: var(--radius-interactive);
  box-shadow: 0 8px 24px rgba(13,13,13,.18);
  z-index: 41;
}
.filters-panel.open { display: flex; }
.filters-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
  margin-bottom: 4px;
}
.filters-panel-header h2 { font-family: var(--serif); font-size: var(--font-size-lg); }

.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group label { font-size: var(--font-size-xs); font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; }
.filter-group select, .filter-group input { width: 100% !important; }
.filter-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }

/* ============================================================
   INPUTS / FORM
   ============================================================ */
input[type="text"], input[type="email"], input[type="number"],
input[type="date"], input[type="time"], input[type="search"],
select, textarea {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  color: var(--text);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  padding: 8px 2px;
  outline: none;
  transition: border-color var(--transition-base);
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-bottom-color: var(--accent);
}
textarea { resize: vertical; min-height: 100px; }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b6560' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 2px center; padding-right: 20px; }

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.span-2 { grid-column: span 2; }
.form-field label { font-size: var(--font-size-sm); font-weight: 500; }
.form-field .hint { font-size: var(--font-size-xs); color: var(--text-muted); }
.form-field .error { font-size: var(--font-size-xs); color: var(--color-danger); }
input.has-error, select.has-error { border-bottom-color: var(--color-danger); }
.form-section { margin-bottom: 28px; }
.form-section-title {
  font-size: var(--font-size-sm); font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.form-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  margin-top: 32px;
}

/* ============================================================
   TABELA
   ============================================================ */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: var(--font-size-sm); }
thead tr { border-bottom: 2px solid var(--border); }
thead th {
  padding: 10px 16px;
  text-align: left;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  white-space: nowrap;
}
tbody tr { border-bottom: 1px solid var(--border); }
tbody tr:last-child { border-bottom: 0; }
tbody tr:hover { background: var(--bg); }
tbody td { padding: 12px 16px; vertical-align: middle; }
.td-actions { display: flex; gap: 4px; }
.col-check {
  width: 40px;
  position: sticky; left: 0;
  background: var(--surface);
  z-index: 2;
}
.col-actions {
  width: 120px;
  position: sticky; left: 40px;
  background: var(--surface);
  z-index: 2;
  border-right: 1px solid var(--border);
}
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--color-primary); cursor: pointer; }

/* ============================================================
   PAGINAÇÃO
   ============================================================ */
.pagination {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  font-size: var(--font-size-sm);
}
.pagination-info { color: var(--text-muted); }
.pagination-pages { display: flex; gap: 4px; }
.page-btn {
  min-width: 32px; height: 32px;
  display: grid; place-items: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  color: var(--text);
}
.page-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.page-btn.active { background: var(--color-primary); color: white; border-color: var(--color-primary); }
.page-btn:disabled { opacity: .4; cursor: not-allowed; }

/* ============================================================
   RELATÓRIO
   ============================================================ */
.metrics-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}
.metric-label { font-size: var(--font-size-xs); font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--text-muted); margin-bottom: 8px; }
.metric-value { font-size: var(--font-size-3xl); font-weight: 700; line-height: 1; }
.metric-delta { margin-top: 8px; font-size: var(--font-size-xs); color: var(--color-success-dark); }
.metric-delta.down { color: var(--color-danger-dark); }
.report-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }
.split-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }

/* ============================================================
   RESPONSIVO — sidebar recolhe em telas estreitas
   Sem isso, a sidebar fixa de 240px fica sempre visivel e ocupa
   proporcao desproporcional em tela de celular.
   ============================================================ */
.sidebar-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  font-size: 20px; color: var(--text); padding: 4px 8px;
  margin-right: 8px;
}

.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 25;
}
.sidebar-backdrop.open { display: block; }

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }
  .sidebar.open { transform: translateX(0); }

  .topbar { left: 0; }
  .main { margin-left: 0; padding: 16px; }

  .sidebar-toggle { display: inline-flex; align-items: center; }

  /* Grids de 2/3/4 colunas ficam cramped em tela estreita — colapsa pra 1 */
  .form-grid, .form-grid-3, .metrics-grid, .report-grid, .split-2-1 {
    grid-template-columns: 1fr;
  }
  .form-field.span-2 { grid-column: span 1; }
}

/* ============================================================
   UTILITÁRIOS
   ============================================================ */
.text-muted { color: var(--text-muted); }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.font-mono { font-family: var(--font-family-mono); }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.separator { height: 1px; background: var(--border); margin: 20px 0; }