/* ============================================
   NEXUS FLOW - PAINEL ADMINISTRATIVO
   Design System v3.0 - Moderno e Profissional
   ============================================ */

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

:root {
  /* Cores Principais - Tema Escuro do Site */
  --primary-orange: #F97316;
  --primary-orange-light: #FB923C;
  --primary-orange-dark: #EA580C;
  --primary-blue: #0F172A;        /* Azul Navy Escuro - Tema do site */
  --primary-blue-light: #1E293B;
  --primary-blue-dark: #0A0F1A;
  --accent-blue: #3B82F6;
  --accent-gold: #F59E0B;
  
  /* Cores Neutras - Tema Escuro */
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;
  
  /* Cores de Status */
  --success-green: #10b981;
  --success-green-light: #34d399;
  --error-red: #ef4444;
  --error-red-light: #f87171;
  --warning-yellow: #f59e0b;
  --info-blue: #3b82f6;
  
  /* Tipografia */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Espaçamentos */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Sombras */
  --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Transições */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Bordas */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background: var(--primary-blue); /* Tema escuro do site */
  color: var(--gray-300); /* Texto claro para fundo escuro */
  line-height: 1.6;
  min-height: 100vh;
}

.hidden {
  display: none !important;
}

.screen {
  min-height: 100vh;
}

/* ============================================
   TELA DE LOGIN
   ============================================ */

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, #0F172A 0%, #1E3A8A 50%, #F97316 100%); /* Gradiente escuro do site */
  position: relative;
  overflow: hidden;
}

#login-screen::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: moveBackground 20s linear infinite;
}

@keyframes moveBackground {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.login-container {
  background: rgba(30, 41, 59, 0.95); /* Fundo escuro com transparência */
  backdrop-filter: blur(20px);
  padding: var(--spacing-3xl);
  border-radius: var(--radius-2xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(249, 115, 22, 0.1);
  width: 100%;
  max-width: 440px;
  text-align: center;
  position: relative;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: slideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  transition: box-shadow 0.3s ease;
}

.login-container:hover {
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.6), 0 0 60px rgba(249, 115, 22, 0.15);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo {
  width: 120px;
  height: 120px;
  margin-bottom: var(--spacing-xl);
  animation: fadeInDown 0.8s ease-out 0.2s both;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.login-container h1 {
  font-size: var(--font-size-3xl);
  color: var(--white); /* Texto branco para fundo escuro */
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.login-container p {
  color: var(--gray-300); /* Texto claro para fundo escuro */
  margin-bottom: var(--spacing-2xl);
  font-size: var(--font-size-base);
}

#login-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

#login-form input {
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  background: rgba(15, 23, 42, 0.5); /* Fundo escuro */
  color: var(--white); /* Texto branco */
  font-family: var(--font-primary);
}

#login-form input:focus {
  outline: none;
  border-color: var(--primary-orange);
  background: rgba(15, 23, 42, 0.8);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.2);
  transform: translateY(-1px);
}

#login-form input::placeholder {
  color: var(--gray-400);
}

.btn-primary {
  padding: var(--spacing-md) var(--spacing-xl);
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%);
  color: var(--white);
  border: none;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(249, 115, 22, 0.4);
  background: linear-gradient(135deg, var(--primary-orange-light) 0%, var(--primary-orange) 100%);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
  transition: transform 0.1s ease;
}

.error-message {
  color: var(--error-red);
  font-size: var(--font-size-sm);
  display: none;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(239, 68, 68, 0.1);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--error-red);
}

.error-message.show {
  display: block;
  animation: shake 0.5s;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-10px); }
  75% { transform: translateX(10px); }
}

/* ============================================
   PAINEL ADMINISTRATIVO
   ============================================ */

#admin-screen {
  display: flex;
  flex-direction: column;
  background: var(--primary-blue); /* Tema escuro */
}

.admin-header {
  background: rgba(30, 41, 59, 0.8); /* Fundo escuro */
  backdrop-filter: blur(20px);
  padding: var(--spacing-xl) var(--spacing-2xl);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.logo-small {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base);
}

.logo-small:hover {
  transform: scale(1.05) rotate(5deg);
}

.admin-header h1 {
  font-size: var(--font-size-2xl);
  color: var(--white); /* Texto branco */
  margin-bottom: var(--spacing-xs);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.admin-name {
  color: var(--primary-orange);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.btn-secondary {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  color: var(--gray-300); /* Texto claro */
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  font-weight: 500;
  font-size: var(--font-size-sm);
}

.btn-secondary:hover {
  border-color: var(--primary-orange);
  color: var(--primary-orange);
  background: rgba(249, 115, 22, 0.1);
  transform: translateY(-1px);
}

/* ============================================
   CONTEÚDO ADMINISTRATIVO
   ============================================ */

.admin-content {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.sidebar {
  width: 280px;
  background: rgba(30, 41, 59, 0.6); /* Fundo escuro */
  backdrop-filter: blur(10px);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-xl);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  overflow-y: auto;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  background: transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: left;
  font-size: var(--font-size-base);
  color: var(--gray-300); /* Texto claro */
  font-weight: 500;
  position: relative;
}

.nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--primary-orange); /* Laranja do tema */
  border-radius: 0 3px 3px 0;
  transition: height var(--transition-base);
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(6px) scale(1.02);
  color: var(--white);
}

.nav-item:hover::before {
  height: 60%;
}

.nav-item.active {
  background: rgba(249, 115, 22, 0.15);
  color: var(--primary-orange);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.2);
}

.nav-item.active::before {
  height: 100%;
}

.nav-icon {
  font-size: var(--font-size-xl);
  width: 24px;
  text-align: center;
}

.content-area {
  flex: 1;
  padding: var(--spacing-2xl);
  overflow-y: auto;
  background: var(--primary-blue); /* Tema escuro */
}

.view {
  display: none;
  animation: fadeIn 0.3s ease-in;
}

.view.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.view-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.view-header h2 {
  font-size: var(--font-size-3xl);
  color: var(--white); /* Texto branco */
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ============================================
   TABELA
   ============================================ */

.table-container {
  background: rgba(30, 41, 59, 0.6); /* Fundo escuro */
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(249, 115, 22, 0.05);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: box-shadow 0.3s ease;
}

.table-container:hover {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(249, 115, 22, 0.1);
}

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

.data-table thead {
  background: rgba(15, 23, 42, 0.8);
}

.data-table th {
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: left;
  font-weight: 600;
  color: var(--white); /* Texto branco */
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.data-table td {
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--gray-300); /* Texto claro */
  transition: background var(--transition-fast);
}

.data-table tbody tr {
  transition: all var(--transition-fast);
  cursor: pointer;
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(4px);
  box-shadow: -4px 0 0 var(--primary-orange);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 9999px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-badge.active {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success-green);
}

.status-badge.inactive {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error-red);
}

.table-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-icon {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  color: var(--gray-400); /* Texto claro */
  font-size: var(--font-size-lg);
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--primary-orange);
  transform: scale(1.1);
}

.loading {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--gray-400); /* Texto claro */
  font-size: var(--font-size-base);
}

/* ============================================
   FORMULÁRIOS
   ============================================ */

.form-container {
  background: rgba(30, 41, 59, 0.6); /* Fundo escuro */
  backdrop-filter: blur(10px);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(249, 115, 22, 0.05);
  max-width: 900px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: fadeInUp 0.5s ease-out;
  transition: box-shadow 0.3s ease;
}

.form-container:hover {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(249, 115, 22, 0.1);
}

.form-group {
  margin-bottom: var(--spacing-xl);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--gray-300); /* Texto claro */
  font-size: var(--font-size-sm);
}

.form-group input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  background: rgba(15, 23, 42, 0.5); /* Fundo escuro */
  color: var(--white); /* Texto branco */
  font-family: var(--font-primary);
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-orange);
  background: rgba(15, 23, 42, 0.8);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.2), 0 0 20px rgba(249, 115, 22, 0.1);
  transform: translateY(-1px) scale(1.01);
}

.form-group small {
  display: block;
  margin-top: var(--spacing-xs);
  color: var(--gray-400);
  font-size: var(--font-size-xs);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.form-divider {
  margin: var(--spacing-2xl) 0;
  border: none;
  border-top: 2px solid rgba(255, 255, 255, 0.1);
}

.form-section {
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: rgba(15, 23, 42, 0.4);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-section h3 {
  font-size: var(--font-size-xl);
  color: var(--white); /* Texto branco */
  margin-bottom: var(--spacing-lg);
  font-weight: 700;
}

.form-section h4 {
  font-size: var(--font-size-base);
  color: var(--gray-300); /* Texto claro */
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   LOGS DE SINCRONIZAÇÃO
   ============================================ */

.sync-logs {
  background: rgba(30, 41, 59, 0.6); /* Fundo escuro */
  backdrop-filter: blur(10px);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(249, 115, 22, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: box-shadow 0.3s ease;
  animation: fadeInUp 0.5s ease-out;
}

.sync-logs:hover {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(249, 115, 22, 0.1);
}

.log-item {
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-fast);
  color: var(--gray-300); /* Texto claro */
}

.log-item:last-child {
  border-bottom: none;
}

.log-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(4px);
  border-left: 3px solid var(--primary-orange);
  padding-left: calc(var(--spacing-lg) - 3px);
}

.log-status {
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 9999px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.log-status.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success-green);
}

.log-status.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error-red);
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 1024px) {
  .sidebar {
    width: 240px;
  }
  
  .content-area {
    padding: var(--spacing-xl);
  }
}

@media (max-width: 768px) {
  .admin-content {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
  }

  .sidebar-nav {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
  }
  
  .nav-item {
    white-space: nowrap;
    min-width: fit-content;
  }

  .content-area {
    padding: var(--spacing-lg);
  }
  
  .view-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
  
  .table-container {
    overflow-x: auto;
  }
  
  .admin-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .login-container {
    padding: var(--spacing-xl);
  }
  
  .form-container {
    padding: var(--spacing-lg);
  }
  
  .form-section {
    padding: var(--spacing-md);
  }
}

/* ============================================
   SCROLLBAR PERSONALIZADA
   ============================================ */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.5);
}

::-webkit-scrollbar-thumb {
  background: rgba(249, 115, 22, 0.5);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-orange);
}