/* Base Styles */
:root {
  --primary-bg: #0f1720;
  --secondary-bg: #15212d;
  --accent-color: #1e3c60;
  --accent-hover: #2a5298;
  --text-primary: #e0f0ff;
  --text-secondary: #8da0b3;
  --positive: #28a745;
  --negative: #dc3545;
  --long: #007bff;
  --short: #6f42c1;
  --border-radius: 8px;
  --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: var(--primary-bg);
  color: var(--text-primary);
  line-height: 1.6;
  padding: 0;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Header Styles */
.header {
  padding: 1rem 0;
  background: var(--secondary-bg);
  box-shadow: var(--box-shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1rem;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Navigation */
.nav {
  top: 0;
  left: 0;
  display: flex;
  gap: 15px;
  padding: 8px 12px;
  background: #111;
  border-bottom: 2px solid #333;
  z-index: 9999;
}

.nav h1 {
  margin: 0;
  display: flex;
  align-items: center;
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--accent-hover);
}

/* Main Content */
.main-content {
  padding: 1rem 0;
}

/* Chart Containers */
.chart-group {
  margin-bottom: 2rem;
}

.chart-container {
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-top: 1rem;
  box-shadow: var(--box-shadow);
  position: relative;
}

#chart {
  width: 100%;
  height: 400px;
}

/* Buttons */
button {
  background: var(--accent-color);
  color: var(--text-primary);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
  font-weight: 500;
}

button:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

button.secondary {
  background: transparent;
  border: 1px solid var(--accent-color);
}

/* Legend */
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  justify-content: center;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.legend-color {
  width: 16px;
  height: 16px;
  border-radius: 50%;
}

/* Indicator Panel */
.indicator-panel {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: rgba(21, 33, 45, 0.95);
  padding: 1rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(56, 78, 112, 0.5);
  z-index: 100;
  max-width: 300px;
  width: 90%;
  backdrop-filter: blur(5px);
}

.indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.indicator-label {
  font-weight: bold;
  width: 60px;
  font-size: 0.8rem;
}

.indicator-value {
  width: 50px;
  text-align: center;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.9rem;
}

.indicator-bar {
  flex: 1;
  height: 16px;
  background: var(--secondary-bg);
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  min-width: 100px;
}

.indicator-progress {
  height: 100%;
  transition: var(--transition);
}

/* Pair Selector */
.pair-selector {
  margin-bottom: 1rem;
}

.pair-selector select {
  background: var(--secondary-bg);
  color: var(--text-primary);
  border: 1px solid rgba(56, 78, 112, 0.5);
  padding: 0.5rem;
  border-radius: 4px;
  width: 100%;
  font-size: 0.9rem;
}

/* RSI Styles */
.rsi-list {
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--box-shadow);
}

.rsi-item {
  display: flex;
  align-items: center;
  padding: 0.75rem;
  margin: 0.5rem 0;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  font-size: 0.9rem;
}

.rsi-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 0.75rem;
}

.rsi-value {
  min-width: 50px;
  text-align: right;
  margin: 0 0.5rem;
  font-weight: bold;
  font-family: 'Roboto Mono', monospace;
}

.rsi-bar-container {
  flex-grow: 1;
  height: 16px;
  position: relative;
  margin-left: 0.5rem;
}

.rsi-bar-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, 
    hsl(0, 100%, 50%) 0%, 
    hsl(30, 100%, 50%) 25%, 
    hsl(60, 100%, 50%) 50%, 
    hsl(90, 100%, 50%) 75%, 
    hsl(120, 100%, 50%) 100%);
  opacity: 0.3;
  border-radius: 8px;
}

.rsi-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  border-radius: 8px;
  z-index: 2;
}

.rsi-item.warning {
  opacity: 0.6;
}

.no-data-warning {
  padding: 0.75rem;
  color: var(--negative);
  text-align: center;
  font-size: 0.9rem;
}

/* Currency Pairs Grid */
.currency-pairs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  padding: 1rem 0;
}

.pair {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  padding: 1rem;
  box-shadow: var(--box-shadow);
}

.pair img {
  width: 100%;
  height: auto;
  aspect-ratio: 1/1;
  object-fit: contain;
  border-radius: var(--border-radius);
  margin-bottom: 0.75rem;
}

.pair-label {
  margin-top: 0.5rem;
  font-weight: bold;
  font-size: 1rem;
  text-align: center;
}

/* Trading Analysis */
.trading-analysis {
  width: 100%;
  margin: 1rem auto;
  padding: 1rem;
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.trading-analysis h1, 
.trading-analysis h2 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.stats-panel {
  margin-bottom: 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.stat-card {
  background-color: rgba(30, 60, 96, 0.3);
  border-radius: var(--border-radius);
  padding: 1rem;
  text-align: center;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stat-value {
  font-size: 1.2rem;
  font-weight: bold;
  margin-top: 0.5rem;
}

.stat-value.positive {
  color: var(--positive);
}

.stat-value.negative {
  color: var(--negative);
}

.chart-container {
  margin: 1.5rem auto;
}

.trade-list-container {
  margin-top: 1.5rem;
  overflow-x: auto;
}

.trade-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.85rem;
}

.trade-table th,
.trade-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid rgba(56, 78, 112, 0.3);
}

.trade-table th {
  background-color: rgba(30, 60, 96, 0.5);
  font-weight: bold;
  position: sticky;
  top: 0;
}

.trade-table tr:hover {
  background-color: rgba(30, 60, 96, 0.2);
}

.trade-table td.positive {
  color: var(--positive);
}

.trade-table td.negative {
  color: var(--negative);
}

.trade-table td.long {
  color: var(--long);
}

.trade-table td.short {
  color: var(--short);
}

.pair-performance,
.position-analysis {
  margin-top: 2rem;
}

/* Toggle Controls */
.toggle-controls {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.toggle-controls button {
  transition: opacity 0.2s ease;
  flex: 1;
  min-width: 120px;
}

.toggle-controls button:hover {
  opacity: 0.8;
}

/* Footer */
.footer {
  margin-top: 2rem;
  padding: 1.5rem 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  border-top: 1px solid rgba(56, 78, 112, 0.3);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--primary-bg);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.mobile-nav.active {
  display: flex;
}

.mobile-nav-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .currency-pairs {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

@media (max-width: 992px) {
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
  
  .indicator-panel {
    max-width: 250px;
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 0.5rem;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .nav {
    display: none;
  }
  
  .currency-pairs {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .indicator-panel {
    position: static;
    max-width: 100%;
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .indicator {
    flex-wrap: wrap;
  }
  
  .indicator-bar {
    min-width: 100%;
  }
  
  #chart {
    height: 300px;
  }
}

@media (max-width: 576px) {
  body {
    padding: 0;
  }
  
  .container {
    padding: 0 10px;
  }
  
  .chart-container {
    padding: 0.75rem;
  }
  
  .currency-pairs {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .trade-table {
    font-size: 0.8rem;
  }
  
  .trade-table th,
  .trade-table td {
    padding: 0.5rem;
  }
  
  .rsi-item {
    flex-wrap: wrap;
  }
  
  .rsi-bar-container {
    width: 100%;
    margin-left: 0;
    margin-top: 0.5rem;
  }
  
  .toggle-controls button {
    min-width: 100%;
  }
}

/* Dark mode toggle */
.theme-toggle {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  background: var(--secondary-bg);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* Loading spinner */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--text-primary);
  animation: spin 1s ease-in-out infinite;
  margin-left: 10px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Tooltip */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip .tooltip-text {
  visibility: hidden;
  width: 200px;
  background-color: var(--secondary-bg);
  color: var(--text-primary);
  text-align: center;
  border-radius: 6px;
  padding: 5px;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.3s;
  font-size: 0.8rem;
  box-shadow: var(--box-shadow);
}

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-hover);
}

/* Animation classes */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.slide-up {
  animation: slideUp 0.4s ease-out;
}

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

/* Utility classes */
.text-center {
  text-align: center;
}

.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; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.hidden {
  display: none !important;
}

/* Print styles */
@media print {
  body {
    background: white;
    color: black;
    padding: 0;
  }
  
  .indicator-panel,
  .theme-toggle,
  .mobile-menu-btn,
  .footer {
    display: none;
  }
  
  .chart-container {
    page-break-inside: avoid;
  }
}