/* ============================================
   DriverCash Admin Panel — Design System
   Premium Dark Mode com Azul Elétrico
   ============================================ */

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a1f36;
  --bg-card-hover: #222842;
  --bg-input: #0f1526;
  --border: #2a3050;
  --border-light: #1e2745;

  --text-primary: #f0f2f5;
  --text-secondary: #8892a8;
  --text-muted: #5a6480;

  --accent: #0066FF;
  --accent-light: #3388ff;
  --accent-dark: #0044cc;
  --accent-glow: rgba(0, 102, 255, 0.15);
  --accent-gradient: linear-gradient(135deg, #0066FF, #0099FF);

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #6366f1;

  --sidebar-width: 260px;
  --header-height: 64px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --transition: all 0.25s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ============================================ Sidebar */
.sidebar {
  position: fixed;
  left: 0; top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: var(--transition);
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
}

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

.logo-icon {
  font-size: 28px;
  background: var(--accent-gradient);
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.logo-sub {
  font-size: 11px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-item:hover {
  background: var(--accent-glow);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 24px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-icon { font-size: 18px; width: 24px; text-align: center; }

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-avatar {
  width: 36px; height: 36px;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.admin-name {
  font-size: 13px;
  font-weight: 600;
  display: block;
}

.admin-role {
  font-size: 11px;
  color: var(--text-muted);
  display: block;
}

.btn-logout {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-logout:hover {
  border-color: var(--danger);
  color: var(--danger);
}

/* ============================================ Main */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
}

.top-header {
  height: var(--header-height);
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  position: sticky;
  top: 0;
  z-index: 50;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
}

.header-title h2 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.header-date {
  font-size: 12px;
  color: var(--text-muted);
}

.header-actions {
  margin-left: auto;
}

.status-badge {
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 20px;
  font-weight: 500;
}

.status-badge.online {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* ============================================ Pages */
.page {
  padding: 32px;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================ Login */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height));
  padding: 0;
  margin-left: calc(-1 * var(--sidebar-width));
  width: calc(100% + var(--sidebar-width));
}

.login-container {
  width: 100%;
  max-width: 420px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.login-logo {
  font-size: 56px;
  margin-bottom: 16px;
}

.login-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.login-card p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 32px;
}

.login-error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 12px;
  min-height: 20px;
}

/* ============================================ Forms */
.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn {
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

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

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 102, 255, 0.4);
}

.btn-full { width: 100%; }

.btn-sm { padding: 8px 16px; font-size: 12px; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================ Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.stat-card.highlight {
  background: var(--accent-glow);
  border-color: rgba(0, 102, 255, 0.3);
}

.stat-card.accent {
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.15), rgba(0, 153, 255, 0.05));
  border-color: rgba(0, 102, 255, 0.3);
}

.stat-icon {
  font-size: 28px;
  width: 48px; height: 48px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-value {
  font-size: 26px;
  font-weight: 800;
  display: block;
  letter-spacing: -0.5px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  display: block;
  margin-top: 2px;
}

/* ============================================ Cards */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 15px;
  font-weight: 600;
}

.card-body {
  padding: 20px 24px;
}

.badge {
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}

/* ============================================ Tables */
.page-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  align-items: center;
}

.search-box input {
  padding: 10px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  width: 280px;
  font-family: inherit;
  transition: var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent);
}

.filter-group select {
  padding: 10px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
}

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

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

.data-table th {
  padding: 14px 20px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 14px 20px;
  font-size: 14px;
  border-bottom: 1px solid var(--border-light);
}

.data-table tr:hover td {
  background: var(--bg-card-hover);
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 40px 20px;
  font-size: 14px;
}

/* ============================================ Status Pills */
.pill {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.pill-success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.pill-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.pill-danger { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.pill-info { background: rgba(99, 102, 241, 0.1); color: var(--info); }

/* ============================================ Feedbacks */
.feedback-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feedback-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}

.feedback-card:hover {
  border-color: var(--accent);
}

.feedback-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.feedback-author {
  font-weight: 600;
  font-size: 14px;
}

.feedback-date {
  font-size: 12px;
  color: var(--text-muted);
}

.feedback-message {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 16px;
}

.feedback-actions {
  display: flex;
  gap: 8px;
}

/* ============================================ Insights */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 16px;
}

.insight-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.insight-type {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 8px;
}

.insight-type.tip { color: var(--success); }
.insight-type.alert { color: var(--warning); }
.insight-type.recommendation { color: var(--accent); }
.insight-type.report { color: var(--info); }

.insight-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.insight-content {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

/* ============================================ Settings */
.settings-group {
  margin-bottom: 24px;
}

.settings-group h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--accent);
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
}

.setting-label {
  font-size: 14px;
  color: var(--text-secondary);
}

.setting-value {
  font-size: 13px;
  font-weight: 500;
}

.status-ok { color: var(--success); }
.status-error { color: var(--danger); }

/* ============================================ Platform Bars */
.platform-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.platform-name {
  width: 80px;
  font-size: 13px;
  font-weight: 600;
  text-transform: capitalize;
}

.platform-progress {
  flex: 1;
  height: 8px;
  background: var(--bg-primary);
  border-radius: 4px;
  overflow: hidden;
}

.platform-progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.5s ease;
}

.platform-progress-fill.uber { background: var(--text-primary); }
.platform-progress-fill.n99 { background: var(--warning); }
.platform-progress-fill.indriver { background: var(--success); }

.platform-stat {
  font-size: 13px;
  color: var(--text-secondary);
  width: 120px;
  text-align: right;
}

/* ============================================ Responsive */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .menu-toggle {
    display: block;
  }
  .login-page {
    margin-left: 0;
    width: 100%;
  }
  .login-card {
    padding: 32px 24px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .page {
    padding: 20px;
  }
}