body {
  font-family: Arial, sans-serif;
  background: #f4f6f8;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Sidebar Navigation Styles */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: linear-gradient(180deg, #2c3e50 0%, #34495e 100%);
  color: white;
  z-index: 1000;
  transform: translateX(-100%);
  transition: transform 0.3s ease-in-out;
  box-shadow: 2px 0 10px rgba(0,0,0,0.1);
  overflow-y: auto;
}

.sidebar.open {
  transform: translateX(0);
}

.sidebar-header {
  padding: 2em 1.5em 1em 1.5em;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  text-align: center;
}

.sidebar-header h2 {
  margin: 0;
  font-size: 1.5em;
  font-weight: 300;
  color: #ecf0f1;
}

.sidebar-header p {
  margin: 0.5em 0 0 0;
  font-size: 0.9em;
  opacity: 0.8;
  color: #bdc3c7;
}

.sidebar-nav {
  padding: 1em 0;
}

.nav-item {
  display: block;
  padding: 1em 1.5em;
  color: #ecf0f1;
  text-decoration: none;
  transition: all 0.3s ease;
  border-left: 3px solid transparent;
  position: relative;
}

.nav-item:hover {
  background: rgba(255,255,255,0.1);
  border-left-color: #3498db;
  color: #3498db;
}

.nav-item.active {
  background: rgba(52, 152, 219, 0.2);
  border-left-color: #3498db;
  color: #3498db;
}

.nav-item-icon {
  margin-right: 0.8em;
  font-size: 1.2em;
  width: 20px;
  text-align: center;
}

.nav-item-text {
  font-weight: 500;
}

.nav-item-description {
  font-size: 0.8em;
  opacity: 0.7;
  margin-top: 0.2em;
  display: block;
}

.sidebar-footer {
  padding: 1em 1.5em;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.8em;
  opacity: 0.7;
}

/* Hamburger Menu Button */
.menu-toggle {
  position: fixed;
  top: 1em;
  left: 1em;
  z-index: 1001;
  background: #3498db;
  border: none;
  color: white;
  padding: 0.8em;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.2em;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: all 0.3s ease;
}

.menu-toggle:hover {
  background: #2980b9;
  transform: scale(1.05);
}

.menu-toggle:active {
  transform: scale(0.95);
}

/* Overlay for mobile */
.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.sidebar-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* Main content adjustment */
.main-content {
  margin-left: 0;
  transition: margin-left 0.3s ease-in-out;
  min-height: 100vh;
  padding-top: 20px;
  padding-bottom: 20px;
}

.main-content.sidebar-open {
  margin-left: 280px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    max-width: 320px;
  }
  
  .main-content.sidebar-open {
    margin-left: 0;
  }
  
  .menu-toggle {
    top: 0.5em;
    left: 0.5em;
  }
  
  .container {
    margin: 20px 10px;
    padding: 1em;
  }
}

@media (min-width: 769px) {
  .sidebar {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 280px;
  }
  
  .menu-toggle {
    display: none;
  }
}

.container {
  max-width: 800px;
  margin: 20px auto;
  background: #fff;
  padding: 2em 2em 1em 2em;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
h1 {
  text-align: center;
  margin-bottom: 1em;
}
form label {
  display: block;
  margin-bottom: 0.7em;
}
input, select {
  width: 100%;
  padding: 0.5em;
  margin-top: 0.2em;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}
button {
  width: 100%;
  padding: 0.7em;
  background: #1976d2;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1em;
  cursor: pointer;
  margin-top: 1em;
}
button:hover {
  background: #1565c0;
}
#result, #listResult {
  margin-top: 1em;
  text-align: center;
  font-weight: bold;
}

/* Table styles for the stocks list */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5em;
  background: #fafbfc;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
thead {
  background: #1976d2;
  color: #fff;
}
th, td {
  padding: 0.7em 0.5em;
  text-align: left;
}
tbody tr:nth-child(even) {
  background: #f0f4f8;
}
tbody tr:nth-child(odd) {
  background: #fff;
}
tbody tr:hover {
  background: #e3f2fd;
}
@media (max-width: 700px) {
  .container {
    max-width: 98vw;
    padding: 1em 0.5em 0.5em 0.5em;
  }
  table, thead, tbody, th, td, tr {
    display: block;
  }
  thead tr {
    display: none;
  }
  td {
    position: relative;
    padding-left: 50%;
    min-height: 2em;
    border-bottom: 1px solid #eee;
  }
  td:before {
    position: absolute;
    left: 0.5em;
    top: 0.5em;
    width: 45%;
    white-space: nowrap;
    font-weight: bold;
    color: #1976d2;
    content: attr(data-label);
  }
}

/* P&L styles */
.positive {
  color: #2e7d32;
  font-weight: bold;
}

.negative {
  color: #d32f2f;
  font-weight: bold;
}

#pnlDisplay {
  margin-top: 1em;
}

#pnlDisplay h3 {
  text-align: center;
  margin-bottom: 0.5em;
}

/* Enhanced P&L Styles */
.pnl-card {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 1.5em;
  border-radius: 12px;
  margin: 1em 0;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  text-align: center;
}

.pnl-card h2 {
  margin: 0 0 0.5em 0;
  font-size: 1.8em;
  font-weight: 300;
}

.pnl-amount {
  font-size: 2.5em;
  font-weight: bold;
  margin: 0.3em 0;
  text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.pnl-positive {
  color: #4caf50;
}

.pnl-negative {
  color: #f44336;
}

.pnl-neutral {
  color: #ff9800;
}

.pnl-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1em;
  margin-top: 1em;
}

.pnl-stat {
  background: rgba(255,255,255,0.1);
  padding: 0.8em;
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.pnl-stat-label {
  font-size: 0.9em;
  opacity: 0.9;
  margin-bottom: 0.3em;
}

.pnl-stat-value {
  font-size: 1.2em;
  font-weight: bold;
}

.pnl-table {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-top: 1em;
}

.pnl-table table {
  width: 100%;
  border-collapse: collapse;
  margin: 0;
  box-shadow: none;
}

.pnl-table th {
  background: #f8f9fa;
  color: #495057;
  font-weight: 600;
  padding: 1em 0.8em;
  border-bottom: 2px solid #e9ecef;
}

.pnl-table td {
  padding: 0.8em;
  border-bottom: 1px solid #f1f3f4;
}

.pnl-table tr:hover {
  background: #f8f9fa;
}

.pnl-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8f9fa;
  padding: 1em;
  border-radius: 8px;
  margin: 1em 0;
  border-left: 4px solid #1976d2;
}

.pnl-summary-info {
  flex: 1;
}

.pnl-summary-label {
  font-size: 0.9em;
  color: #6c757d;
  margin-bottom: 0.2em;
}

.pnl-summary-value {
  font-size: 1.3em;
  font-weight: bold;
  color: #212529;
}

.pnl-icon {
  font-size: 1.5em;
  margin-right: 0.5em;
}

.pnl-trend {
  display: inline-flex;
  align-items: center;
  padding: 0.3em 0.8em;
  border-radius: 20px;
  font-size: 0.9em;
  font-weight: 500;
}

.pnl-trend-up {
  background: rgba(76, 175, 80, 0.1);
  color: #2e7d32;
}

.pnl-trend-down {
  background: rgba(244, 67, 54, 0.1);
  color: #d32f2f;
}

.pnl-trend-neutral {
  background: rgba(255, 152, 0, 0.1);
  color: #f57c00;
}

#dailyPnl {
  margin: 1em 0;
}

.daily-pnl-card {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 1.2em;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.daily-pnl-label {
  font-size: 0.9em;
  opacity: 0.9;
  margin-bottom: 0.5em;
}

.daily-pnl-amount {
  font-size: 2em;
  font-weight: bold;
  margin: 0.2em 0;
}

@media (max-width: 600px) {
  .pnl-stats {
    grid-template-columns: 1fr 1fr;
  }
  
  .pnl-summary {
    flex-direction: column;
    text-align: center;
    gap: 0.5em;
  }
  
  .daily-pnl-amount {
    font-size: 1.5em;
  }
}