/* CSS Moderno SaaS / Admin */
:root {
  --primary-color: #4F46E5;
  --primary-hover: #4338CA;
  --bg-color: #F9FAFB;
  --card-bg: #FFFFFF;
  --text-dark: #111827;
  --text-muted: #6B7280;
  --border-color: #E5E7EB;
  --danger-color: #EF4444;
  --success-color: #10B981;
  --warning-color: #F59E0B;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-dark);
  line-height: 1.5;
}

/* Utils */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-center {
  text-align: center;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-8 {
  margin-top: 2rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-4 {
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s, color 0.2s;
  border: 1px solid transparent;
  text-decoration: none;
}

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

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

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-dark);
}

.btn-outline:hover {
  background-color: var(--bg-color);
}

.btn-block {
  width: 100%;
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-dark);
  background-color: #fff;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Login Wrapper */
.login-wrapper {
  display: flex;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-color);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  border-radius: 0.75rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
}

.login-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* Dashboard Layout */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 250px;
  background-color: #111827;
  color: #fff;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 1.5rem;
  font-size: 1.25rem;
  font-weight: bold;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
  flex-grow: 1;
  padding: 1rem 0;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  color: #D1D5DB;
  text-decoration: none;
  font-size: 0.875rem;
  transition: background-color 0.2s;
}

.nav-item:hover,
.nav-item.active {
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.nav-icon {
  margin-right: 0.75rem;
  width: 20px;
  text-align: center;
}

.main-content {
  flex-grow: 1;
  padding: 2rem;
  overflow-y: auto;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 600;
}

/* Cards & Tables */
.card {
  background: var(--card-bg);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-body {
  padding: 1.5rem;
}

.table-responsive {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  background-color: #F9FAFB;
  padding: 0.75rem 1.5rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 1rem 1.5rem;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-dark);
  line-height: 1.4;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-warning {
  background-color: #FEF3C7;
  color: #92400E;
}

.badge-primary {
  background-color: #E0E7FF;
  color: #3730A3;
}

.badge-success {
  background-color: #D1FAE5;
  color: #065F46;
}

.badge-danger {
  background-color: #FEE2E2;
  color: #B91C1C;
}

/* Alerts */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

.alert-danger {
  background-color: #FEF2F2;
  color: #991B1B;
  border: 1px solid #F87171;
}

.alert-success {
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #34D399;
}

/* Responsividade Mobile-First */
@media (max-width: 768px) {
  .dashboard-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: auto;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .sidebar-header {
    border-bottom: none;
    padding: 1rem;
  }

  .sidebar-nav {
    display: flex;
    overflow-x: auto;
    padding: 0;
    margin: 0;
  }

  .nav-item {
    margin-top: 0 !important;
    border-top: none !important;
    padding: 1rem;
    white-space: nowrap;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .main-content {
    padding: 1rem;
  }

  td,
  th {
    padding: 0.75rem 0.5rem;
  }

  .filters-card form {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  .filters-card form>div {
    width: 100% !important;
    min-width: 100% !important;
  }

  .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }
}