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

:root {
  --primary-blue: #4169E1;
  --secondary-blue: #1E3A8A;
  --dark-bg: #0F172A;
  --darker-bg: #0A0F1E;
  --card-bg: #1E293B;
  --border-color: #334155;
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;
  --gray: #64748B;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.navbar {
  background: var(--darker-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-right {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.logo-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.status-header {
  text-align: center;
  margin-bottom: 3rem;
}

.status-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.1);
}

.status-icon.all-up {
  background: rgba(16, 185, 129, 0.1);
}

.status-icon.some-down {
  background: rgba(239, 68, 68, 0.1);
}

.status-icon svg {
  width: 48px;
  height: 48px;
  stroke: var(--success);
}

.status-icon.some-down svg {
  stroke: var(--danger);
}

.status-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.status-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.monitor-groups {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.monitor-group {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

.group-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background 0.2s;
}

.group-header:hover {
  background: rgba(65, 105, 225, 0.05);
}

.group-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.group-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--success);
  font-weight: 500;
}

.group-status.has-issues {
  color: var(--danger);
}

.group-toggle {
  width: 20px;
  height: 20px;
  stroke: var(--text-secondary);
  transition: transform 0.3s;
}

.group-header.collapsed .group-toggle {
  transform: rotate(-90deg);
}

.group-monitors {
  padding: 0;
}

.group-monitors.collapsed {
  display: none;
}

.monitor-item {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.2s;
}

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

.monitor-item:hover {
  background: rgba(65, 105, 225, 0.03);
}

.monitor-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.monitor-status-icon {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.monitor-status-icon.up {
  background: var(--success);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

.monitor-status-icon.down {
  background: var(--danger);
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.4);
}

.monitor-status-icon.unknown {
  background: var(--gray);
}

.monitor-name {
  font-size: 1.05rem;
  font-weight: 500;
  flex: 1;
}

.monitor-uptime {
  color: var(--success);
  font-weight: 600;
  font-size: 0.95rem;
}

.uptime-bar {
  height: 40px;
  background: rgba(100, 116, 139, 0.1);
  border-radius: 6px;
  display: flex;
  overflow: hidden;
  gap: 2px;
  padding: 4px;
}

.uptime-block {
  flex: 1;
  border-radius: 2px;
  transition: all 0.3s;
}

.uptime-block.up {
  background: var(--success);
}

.uptime-block.down {
  background: var(--danger);
}

.uptime-block.unknown {
  background: var(--gray);
}

/* Tooltip personalizado */
.uptime-block {
  cursor: pointer;
}

#status-tooltip {
  position: fixed;
  background: #1a1a1a;
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
  z-index: 99999;
  border: 2px solid #4169E1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  pointer-events: none;
  display: none;
}

.btn {
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

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

.btn-primary:hover {
  background: #3558c9;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(65, 105, 225, 0.3);
}

.btn-secondary {
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

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

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

.btn-danger:hover {
  background: #dc2626;
}

.footer-info {
  text-align: center;
  margin-top: 3rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.login-box {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 3rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.login-box .logo-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.login-box h2 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.form-group {
  margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  background: var(--dark-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(65, 105, 225, 0.1);
}

.error-message {
  color: var(--danger);
  font-size: 0.9rem;
  margin-top: 1rem;
  text-align: center;
  display: none;
}

.error-message.show {
  display: block;
}

.admin-panel {
  min-height: 100vh;
}

.admin-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

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

.admin-header h2 {
  font-size: 1.75rem;
}

.monitors-table {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

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

.monitors-table th {
  background: var(--darker-bg);
  padding: 1rem 1.5rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.monitors-table td {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
}

.monitors-table tr:hover {
  background: rgba(65, 105, 225, 0.05);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
}

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

.status-badge.down {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.status-badge.unknown {
  background: rgba(100, 116, 139, 0.1);
  color: var(--gray);
}

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

.status-badge.up .status-dot {
  background: var(--success);
}

.status-badge.down .status-dot {
  background: var(--danger);
}

.status-badge.unknown .status-dot {
  background: var(--gray);
}

.action-buttons {
  display: flex;
  gap: 0.5rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
}

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

.modal-header h3 {
  font-size: 1.25rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 2rem;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s;
}

.modal-close:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

.modal-content form {
  padding: 1.5rem;
}

.modal-footer {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 2rem;
}

.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-secondary);
}

.empty-state p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .nav-container {
    padding: 0 1rem;
  }

  .container {
    padding: 2rem 1rem;
  }

  .admin-content {
    padding: 1rem;
  }

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

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

  .monitors-table table {
    min-width: 800px;
  }

  .login-box {
    padding: 2rem;
  }

  .modal-content {
    width: 95%;
  }
}