/* 
  Tokens de Design & Estilos Globais
  - content-text-size: 14px para texto de conteúdo (corpo, botões, dados, interações)
  - heading-case: Títulos em sentence case
  - font-tracking: Espaçamento de fonte neutro padrão
  - font-weight: Sem negrito 700; 600 para títulos, 500 para rótulos/ênfases
  - related-text-spacing: Espaçamento reduzido entre elementos correlacionados
  - text-spacing: Espaçamento vertical óptico menor que horizontal
  - hover-color-transitions: Sem transições de cor em estados hover (resposta imediata)
  - shadow-borders: Contornos nítidos via anéis, sem sombras difusas misturadas a bordas
  - concentric-border-radius: Raios de borda concêntricos
  - icon-alignment: Alinhamento óptico com a altura de linha do texto
  - inline-monospace-size: 0.9em para textos com fonte monoespaçada
  - sticky-borders: Borda separadora para elementos fixos
  - layer-card-nesting: Seções em cartões independentes no mesmo nível
*/

:root {
  --kumo-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --kumo-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Paleta de Cores Arteris FreeFlow */
  --arteris-green: #009265;
  --arteris-amber: #F5A900;
  --arteris-navy: #002D47;

  /* Superfícies e Linhas Kumo UI */
  --kumo-bg: #f5f8fa;
  --kumo-surface: #ffffff;
  --kumo-surface-secondary: #eff4f8;
  --kumo-line: #d8e3eb;
  --kumo-line-strong: #bfd0dc;
  --kumo-tint: #eff4f8;

  /* Marca Principal & Ações: Verde Arteris (#009265) */
  --kumo-brand: #009265;
  --kumo-brand-hover: #007a54;
  --kumo-brand-active: #006344;
  --kumo-brand-tint: #eaf8f3;
  --kumo-brand-border: #9ee2c9;

  /* Identidade Corporativa: Azul Petróleo (#002D47) */
  --kumo-navy: #002D47;
  --kumo-navy-tint: #e6eef3;
  --kumo-navy-border: #bed0de;

  /* Tipografia */
  --kumo-text: #002D47;
  --kumo-text-muted: #30546c;
  --kumo-text-subtle: #5b768a;

  /* Sucesso e Status Ativo: Verde (#009265) */
  --kumo-success: #009265;
  --kumo-success-bg: #eaf8f3;
  --kumo-success-border: #9ee2c9;

  /* Alerta e Status Pendente: Âmbar (#F5A900) */
  --kumo-warning-accent: #F5A900;
  --kumo-warning: #9e6300;
  --kumo-warning-bg: #fff8e6;
  --kumo-warning-border: #fde099;

  /* Erro / Exclusão */
  --kumo-danger: #c92a2a;
  --kumo-danger-bg: #fdf2f2;
  --kumo-danger-border: #f8c9c9;

  --kumo-focus-ring: 0 0 0 2px #ffffff, 0 0 0 4px #009265;
  --kumo-radius-card: 10px;
  --kumo-radius-input: 6px;
  --kumo-radius-badge: 4px;
}

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

body {
  font-family: var(--kumo-font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--kumo-text);
  background-color: var(--kumo-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Utilidade de acessibilidade para leitores de tela */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Cabeçalho da Aplicação */
.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--kumo-surface);
  border-top: 3px solid var(--arteris-navy);
  border-bottom: 1px solid var(--kumo-line);
}

.header-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 6px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--arteris-navy);
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 14px;
  color: var(--kumo-text-subtle);
  line-height: 1.2;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--kumo-radius-badge);
}

.badge-edge {
  background-color: var(--kumo-surface-secondary);
  color: var(--kumo-text-muted);
  box-shadow: 0 0 0 1px var(--kumo-line);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot-active {
  background-color: var(--kumo-success);
}

/* Toast Container & Notificações */
.toast-container {
  position: fixed;
  top: 68px;
  right: 24px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 380px;
  width: calc(100% - 48px);
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 10px 14px;
  border-radius: 6px;
  background-color: var(--kumo-surface);
  box-shadow: 0 0 0 1px var(--kumo-line), 0 4px 12px rgba(0, 0, 0, 0.08);
  font-size: 14px;
  color: var(--kumo-text);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.toast-success {
  border-left: 3px solid var(--kumo-success);
}

.toast-error {
  border-left: 3px solid var(--kumo-danger);
}

.toast-icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.toast-content {
  flex: 1;
}

.toast-message {
  font-size: 14px;
  color: var(--kumo-text);
}

.toast-close {
  background: transparent;
  border: none;
  color: var(--kumo-text-subtle);
  cursor: pointer;
  padding: 2px;
  line-height: 1;
}

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

/* Conteúdo Principal */
.main-content {
  flex: 1;
  padding: 24px 16px 40px;
}

.content-wrapper {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Seções / LayerCards independentes (sem aninhamento de cards) */
.section-card {
  background-color: var(--kumo-surface);
  border-radius: var(--kumo-radius-card);
  box-shadow: 0 0 0 1px var(--kumo-line);
  padding: 20px 24px;
}

.section-card-header {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--kumo-line);
}

.header-titles {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.section-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--kumo-text);
  line-height: 1.3;
}

.title-with-counter {
  display: flex;
  align-items: center;
  gap: 10px;
}

.counter-badge {
  font-size: 14px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--kumo-radius-badge);
  background-color: var(--kumo-navy-tint);
  color: var(--arteris-navy);
  box-shadow: 0 0 0 1px var(--kumo-navy-border);
}

.section-desc {
  font-size: 14px;
  color: var(--kumo-text-subtle);
  line-height: 1.4;
}

/* Formulário de Cadastro */
.cadastro-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 20px;
}

.col-span-2 {
  grid-column: span 2;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--kumo-text);
  display: flex;
  align-items: center;
  gap: 4px;
}

.required-mark {
  color: var(--kumo-danger);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  color: var(--kumo-text);
  background-color: var(--kumo-surface);
  border: 1px solid var(--kumo-line);
  border-radius: var(--kumo-radius-input);
  padding: 8px 12px;
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--kumo-brand);
  box-shadow: var(--kumo-focus-ring);
}

.form-input.is-invalid,
.form-select.is-invalid {
  border-color: var(--kumo-danger);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--kumo-text-subtle);
}

.form-textarea {
  resize: vertical;
  min-height: 70px;
}

.field-help {
  font-size: 14px;
  color: var(--kumo-text-subtle);
}

.field-error {
  font-size: 14px;
  color: var(--kumo-danger);
  min-height: 18px;
  display: none;
}

.field-error.active {
  display: block;
}

/* Select customizado com seta SVG */
.select-wrapper {
  position: relative;
  width: 100%;
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 32px;
  cursor: pointer;
}

.select-wrapper::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 5px;
  background-color: var(--kumo-text-muted);
  clip-path: polygon(100% 0%, 0 0%, 50% 100%);
  pointer-events: none;
}

/* Ações do Formulário */
.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--kumo-line);
}

/* Botões: 14px, sem transições de cor no hover */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--kumo-radius-input);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  user-select: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--kumo-brand);
  color: #ffffff;
  border-color: var(--kumo-brand);
}

.btn-primary:hover {
  background-color: var(--kumo-brand-hover);
  border-color: var(--kumo-brand-hover);
}

.btn-primary:active {
  background-color: var(--kumo-brand-active);
  border-color: var(--kumo-brand-active);
}

.btn-secondary {
  background-color: var(--kumo-surface);
  color: var(--kumo-text-muted);
  border-color: var(--kumo-line);
}

.btn-secondary:hover {
  background-color: var(--kumo-tint);
  color: var(--kumo-text);
  border-color: var(--kumo-line-strong);
}

.btn-ghost {
  background-color: transparent;
  color: var(--kumo-text-muted);
  border-color: var(--kumo-line);
  padding: 6px 12px;
}

.btn-ghost:hover {
  background-color: var(--kumo-tint);
  color: var(--kumo-text);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 14px;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-spinner {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn.is-loading .btn-spinner {
  display: inline-block;
}

.btn.is-loading .btn-text {
  opacity: 0.8;
}

/* Cabeçalho da Lista e Controles */
.list-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.list-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 240px;
}

.search-box .control-icon {
  position: absolute;
  left: 10px;
  color: var(--kumo-text-subtle);
  pointer-events: none;
}

.search-input {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  color: var(--kumo-text);
  background-color: var(--kumo-surface);
  border: 1px solid var(--kumo-line);
  border-radius: var(--kumo-radius-input);
  padding: 7px 12px 7px 32px;
  outline: none;
}

.search-input:focus {
  border-color: var(--kumo-brand);
  box-shadow: var(--kumo-focus-ring);
}

.filter-select {
  font-family: inherit;
  font-size: 14px;
  color: var(--kumo-text);
  background-color: var(--kumo-surface);
  border: 1px solid var(--kumo-line);
  border-radius: var(--kumo-radius-input);
  padding: 7px 12px;
  outline: none;
  cursor: pointer;
}

.filter-select:focus {
  border-color: var(--kumo-brand);
  box-shadow: var(--kumo-focus-ring);
}

/* Tabela de Dados */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--kumo-line);
  border-radius: 8px;
  background-color: var(--kumo-surface);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.data-table thead {
  background-color: var(--kumo-surface-secondary);
  position: sticky;
  top: 0;
  z-index: 10;
}

.data-table th {
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--arteris-navy);
  border-bottom: 1px solid var(--kumo-line);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 14px;
  font-size: 14px;
  color: var(--kumo-text);
  border-bottom: 1px solid var(--kumo-line);
  vertical-align: middle;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover {
  background-color: var(--kumo-tint);
}

.col-id {
  width: 60px;
}

.col-actions {
  text-align: right;
  width: 150px;
}

.mono-id {
  font-family: var(--kumo-font-mono);
  font-size: 0.9em;
  color: var(--kumo-text-subtle);
  font-weight: 500;
}

.person-name {
  font-weight: 500;
  color: var(--kumo-text);
  display: block;
}

.person-obs {
  font-size: 14px;
  color: var(--kumo-text-subtle);
  display: block;
  max-width: 280px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-email {
  display: block;
  color: var(--kumo-text);
}

.contact-phone {
  display: block;
  font-size: 14px;
  color: var(--kumo-text-subtle);
}

/* Badges de Status e Categoria */
.tag-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--kumo-radius-badge);
  font-size: 14px;
  font-weight: 500;
}

.tag-categoria {
  background-color: var(--kumo-navy-tint);
  color: var(--arteris-navy);
  box-shadow: 0 0 0 1px var(--kumo-navy-border);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px;
  border-radius: var(--kumo-radius-badge);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.status-badge-ativo {
  background-color: var(--kumo-success-bg);
  color: var(--kumo-success);
  box-shadow: 0 0 0 1px var(--kumo-success-border);
}

.status-badge-ativo .status-dot {
  background-color: var(--arteris-green);
}

.status-badge-pendente {
  background-color: var(--kumo-warning-bg);
  color: var(--kumo-warning);
  box-shadow: 0 0 0 1px var(--kumo-warning-border);
}

.status-badge-pendente .status-dot {
  background-color: var(--arteris-amber);
}

.status-badge-inativo {
  background-color: var(--kumo-surface-secondary);
  color: var(--kumo-text-subtle);
  box-shadow: 0 0 0 1px var(--kumo-line);
}

.status-badge-inativo .status-dot {
  background-color: var(--kumo-text-subtle);
}

.time-stamp {
  font-family: var(--kumo-font-mono);
  font-size: 0.9em;
  color: var(--kumo-text-subtle);
}

/* Botões de Ação na Tabela */
.action-buttons {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.btn-action-icon {
  background: transparent;
  border: 1px solid transparent;
  color: var(--kumo-text-muted);
  padding: 4px 6px;
  border-radius: var(--kumo-radius-input);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.btn-action-icon:hover {
  background-color: var(--kumo-tint);
  color: var(--kumo-text);
  border-color: var(--kumo-line);
}

.btn-action-delete:hover {
  background-color: var(--kumo-danger-bg);
  color: var(--kumo-danger);
  border-color: var(--kumo-danger-border);
}

/* Estados de Carregamento e Vazio */
.state-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
  gap: 12px;
}

.state-container.hidden {
  display: none;
}

.spinner-large {
  width: 28px;
  height: 28px;
  border: 3px solid var(--kumo-line);
  border-top-color: var(--kumo-brand);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.state-text {
  font-size: 14px;
  color: var(--kumo-text-subtle);
}

.empty-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--kumo-surface-secondary);
  color: var(--kumo-text-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 1px var(--kumo-line);
}

.state-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--kumo-text);
}

.state-description {
  font-size: 14px;
  color: var(--kumo-text-subtle);
  max-width: 380px;
}

/* Rodapé da Lista */
.list-footer {
  margin-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.summary-text {
  font-size: 14px;
  color: var(--kumo-text-subtle);
}

/* Rodapé Global */
.app-footer {
  margin-top: auto;
  border-top: 1px solid var(--kumo-line);
  background-color: var(--kumo-surface);
}

.footer-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  color: var(--kumo-text-subtle);
}

.footer-copy {
  font-size: 14px;
}

.footer-meta {
  font-size: 14px;
}

/* Animações */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsividade Mobile */
@media (max-width: 768px) {
  .header-container {
    padding: 10px 16px;
  }

  .main-content {
    padding: 16px 12px 32px;
  }

  .section-card {
    padding: 16px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .col-span-2 {
    grid-column: span 1;
  }

  .list-header {
    flex-direction: column;
    align-items: stretch;
  }

  .list-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    min-width: 100%;
  }

  .footer-container {
    flex-direction: column;
    gap: 8px;
    text-align: center;
    padding: 12px 16px;
  }
}