/* Base, layout and sidebar styles (from index.css, App.css, MainLayout.css, Sidebar.css) */
html {
  scrollbar-gutter: stable;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: #f8fafc;
}

#app {
  min-height: 100vh;
}

/* Remove default link styling */
a {
  text-decoration: none;
  color: inherit;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}
.main-layout {
  display: flex;
  min-height: 100vh;
  background: #f8fafc;
}

.main-content {
  flex: 1;
  min-width: 0;
  overflow-x: hidden;
  margin-left: 260px;
  padding: 2rem;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
}

.main-content.sidebar-collapsed {
  margin-left: 70px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .main-content {
    margin-left: 0;
    padding: 1rem;
  }
}
.sidebar {
  width: 260px;
  height: 100vh;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  color: #e2e8f0;
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  transition: width 0.3s ease;
}

.sidebar.collapsed {
  width: 70px;
}

.sidebar-header {
  padding: 2rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
}

.sidebar.collapsed .sidebar-header {
  padding: 1rem;
  justify-content: center;
}

.sidebar-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.5px;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: #cbd5e1;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.sidebar-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.sidebar-nav {
  flex: 1;
  padding: 1.5rem 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 1rem 1.5rem;
  color: #cbd5e1;
  text-decoration: none;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
  margin: 0.25rem 0;
  font-size: 1rem;
  font-weight: 500;
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 1rem;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border-left-color: rgba(59, 130, 246, 0.5);
}

.nav-item.active {
  background: rgba(59, 130, 246, 0.15);
  color: #ffffff;
  border-left-color: #3b82f6;
}

.nav-icon {
  font-size: 1.5rem;
  margin-right: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
}

.nav-label {
  font-size: 1rem;
  letter-spacing: 0.3px;
}

/* Scrollbar styling */
.sidebar-nav::-webkit-scrollbar {
  width: 6px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* The hidden attribute must win over class rules like .fleet-body { display: flex } */
[hidden] {
  display: none !important;
}