/* Base Styles for Concert Data App */
:root {
  --primary-color: #3b82f6;
  --primary-dark: #1d4ed8;
  --secondary-color: #ec4899;
  --light-color: #f9fafb;
  --dark-color: #111827;
  --gray-color: #6b7280;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --border-color: #e5e7eb;
  --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --transition: all 0.2s ease;
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--light-color);
  color: var(--dark-color);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: linear-gradient(to right bottom, #f9fafb, #f3f4f6);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* Container styles */
.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: 1rem;
  line-height: 1.2;
  font-weight: 700;
  color: var(--dark-color);
}

h1 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
  letter-spacing: -0.025em;
}

h2 {
  font-size: 1.5rem;
  letter-spacing: -0.025em;
  color: var(--primary-dark);
}

h3 {
  font-size: 1.25rem;
}

/* Card styles */
.card {
  background-color: #fff;
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  padding: 1.75rem;
  margin-bottom: 1.75rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Button styles */
.btn, .button {
  display: inline-block;
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  text-align: center;
}

.btn:focus, .button:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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

.btn-primary:hover, .button.primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.btn-secondary, .button.secondary {
  background-color: white;
  color: var(--dark-color);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover, .button.secondary:hover {
  background-color: var(--light-color);
  transform: translateY(-1px);
}

.button.small {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  border-radius: 6px;
}

/* Utilities */
.text-center {
  text-align: center;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.d-flex {
  display: flex;
}

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

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

/* Notification styles */
.notification {
  background-color: white;
  border-radius: 8px;
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--primary-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  animation: slideDown 0.3s ease-out;
}

.notification.success {
  border-left-color: var(--success-color);
  background-color: rgba(16, 185, 129, 0.1);
}

.notification.error {
  border-left-color: var(--danger-color);
  background-color: rgba(239, 68, 68, 0.1);
}

.notification p {
  margin: 0;
  font-weight: 500;
}

.notification .close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--gray-color);
  cursor: pointer;
  transition: var(--transition);
}

.notification .close-btn:hover {
  color: var(--dark-color);
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }
  
  .card {
    padding: 1rem;
  }
}

/* Status indicators */
.status-success, .success {
  color: var(--success-color);
}

.status-warning, .warning {
  color: var(--warning-color);
}

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

/* Dashboard specific styles */
header {
  background-color: white;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  padding: 1rem 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1.25rem;
}

.brand img, .brand svg {
  height: 36px;
  width: 36px;
  margin-right: 0.75rem;
  color: var(--primary-color);
}

/* Navigation Styles */
.nav-list {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--gray-color);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary-dark);
  font-weight: 600;
}

.nav-link.active:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.main-content {
  flex: 1;
  padding: 1rem 0 3rem;
}

.page-title {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
  letter-spacing: -0.025em;
}

.card-header {
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header h2 {
  margin-bottom: 0;
}

.card-header .actions {
  display: flex;
  gap: 0.5rem;
}

.card-body {
  padding: 0.5rem 0;
}

/* Connection status components */
.connection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.connection {
  background-color: white;
  border-radius: 8px;
  padding: 1rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.connection.connected {
  border-left: 4px solid var(--success-color);
}

.connection.disconnected {
  border-left: 4px solid var(--danger-color);
}

.status-indicator {
  display: flex;
  align-items: center;
  margin-bottom: 0.75rem;
}

.status-indicator .indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 8px;
}

.status-indicator.online .indicator {
  background-color: var(--success-color);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.status-indicator.offline .indicator {
  background-color: var(--danger-color);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.25rem;
}

.status-item {
  text-align: center;
  padding: 1rem;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color);
}

.status-item h3 {
  font-size: 0.875rem;
  color: var(--gray-color);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 700;
}

/* Activity list */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  padding: 1rem;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.activity-item:hover {
  background-color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.activity-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  margin-right: 1rem;
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
}

.activity-icon.upload {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
}

.activity-icon.sync {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
}

.activity-content {
  flex: 1;
}

.activity-content h4 {
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.activity-actions {
  margin-left: 1rem;
}

/* Country distribution styles */
.country-distribution {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.country-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  border-radius: 6px;
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color);
}

.country-name {
  font-weight: 600;
}

.event-count {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Footer styles */
footer {
  background-color: white;
  border-top: 1px solid var(--border-color);
  padding: 1.5rem 0;
  text-align: center;
  margin-top: auto;
}

footer p {
  color: var(--gray-color);
  font-size: 0.875rem;
}

/* Mobile Responsive Styles */
@media (max-width: 1024px) {
  .container {
    padding: 0 1rem;
  }
  
  .dashboard-card {
    padding: 1.25rem;
  }
  
  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .interval-input {
    flex-direction: row;
  }
  
  .form-actions {
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  nav {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
  }
  
  .nav-list {
    flex-wrap: nowrap;
    width: max-content;
    padding-right: 1rem;
  }
  
  .status-grid, 
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .grid-view {
    grid-template-columns: 1fr;
  }
  
  .event-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .form-actions {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .form-actions button {
    width: 100%;
  }
  
  /* Improve card layout on mobile */
  .card {
    padding: 1rem;
  }
  
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  /* Fix for settings page forms */
  .settings-form {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }
  
  h1.page-title {
    font-size: 1.5rem;
  }
  
  .card-header h2 {
    font-size: 1.25rem;
  }
  
  .brand span {
    font-size: 1.1rem;
  }
  
  .button, .btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
  }
}