:root {
  --color-primary: #1e3a5f;
  --color-primary-light: #2c5282;
  --color-bg: #f4f6f8;
  --color-white: #ffffff;
  --color-text: #1a202c;
  --color-text-muted: #718096;
  --color-border: #e2e8f0;
  --color-danger: #e53e3e;
  --color-success: #38a169;
  --color-warning: #dd6b20;
  --radius: 8px;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  --font: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

/* ===== Tela de login ===== */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 32px;
  width: 100%;
  max-width: 380px;
}

.login-card__logo {
  text-align: center;
  margin-bottom: 24px;
}

.login-card__logo h1 {
  font-size: 1.4rem;
  color: var(--color-primary);
}

.login-card__logo p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: var(--font);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
}

.btn {
  display: inline-block;
  width: 100%;
  padding: 11px;
  border: none;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn:hover {
  background: var(--color-primary-light);
}

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

.btn-secondary {
  background: #a0aec0;
}

.btn-secondary:hover {
  background: #718096;
}

.alert {
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  margin-bottom: 16px;
  display: none;
}

.alert--error {
  background: #fff5f5;
  color: var(--color-danger);
  border: 1px solid #feb2b2;
}

.alert--success {
  background: #f0fff4;
  color: var(--color-success);
  border: 1px solid #9ae6b4;
}

.alert.is-visible {
  display: block;
}

/* ===== Layout interno ===== */
.topbar {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar__user {
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar__logout {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: var(--color-white);
  padding: 6px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.8rem;
}

.topbar__logout:hover {
  background: rgba(255, 255, 255, 0.25);
}

.page-content {
  padding: 32px;
  max-width: 1100px;
  margin: 0 auto;
}

/* ===== Botões de ação pequenos (tabelas e listas) ===== */
.btn-action {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.15s ease;
  background: transparent;
}

.btn-action--primary {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: #fff;
}
.btn-action--primary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-action--danger {
  color: var(--color-danger);
  border-color: var(--color-danger);
  background: #fff;
}
.btn-action--danger:hover {
  background: var(--color-danger);
  color: #fff;
}

.btn-action--success {
  color: var(--color-success);
  border-color: var(--color-success);
  background: #fff;
}
.btn-action--success:hover {
  background: var(--color-success);
  color: #fff;
}

.btn-action--neutral {
  color: var(--color-text-muted);
  border-color: var(--color-border);
  background: #fff;
}
.btn-action--neutral:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn-action-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ===== Modal genérico ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-box {
  background: var(--color-white);
  border-radius: var(--radius);
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--color-text-muted);
  line-height: 1;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.company-item {
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.company-item:hover {
  background: var(--color-bg);
}

.company-item strong {
  display: block;
  color: var(--color-text);
}

.company-item span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.whatsapp-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-success);
  text-decoration: none;
  font-size: 0.85rem;
}

.whatsapp-link:hover {
  text-decoration: underline;
}

/* ===== Seletor de unidades (cartões clicáveis) ===== */
.unit-picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
  padding: 4px;
  max-height: 220px;
  overflow-y: auto;
}

.unit-picker-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s ease;
  background: #fff;
  font-size: 0.85rem;
  user-select: none;
}

.unit-picker-item:hover {
  border-color: var(--color-primary-light);
  background: #f7fafc;
}

.unit-picker-item.is-selected {
  border-color: var(--color-primary);
  background: #ebf4ff;
  font-weight: 600;
  color: var(--color-primary);
}

.unit-picker-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}