:root {
  --bg-primary: #0b0f19;
  --bg-card: #151c2c;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --accent-yellow: #f59e0b;
  --accent-blue: #3b82f6;
  --border-color: #1f293d;
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  padding: 20px;
}

.app-container {
  max-width: 1200px;
  margin: 0 auto;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-bottom: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo h1 {
  font-size: 1.25rem;
  font-weight: 600;
}

.badge {
  background: var(--accent-blue);
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
}

.connection-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.status-dot.online { background-color: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.status-dot.offline { background-color: var(--accent-red); }

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
}

.metric-card h3 {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.metric-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.btn {
  background: #2563eb;
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-success { background: var(--accent-green); }
.btn-danger { background: var(--accent-red); }
.btn-warning { background: var(--accent-yellow); color: #000; }
.btn-sm { padding: 4px 8px; font-size: 0.75rem; background: #374151; }

.terminal-card {
  grid-column: 1 / -1;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.terminal-body {
  background: #070a11;
  border-radius: 8px;
  padding: 14px;
  height: 350px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.5;
}

.log-entry { margin-bottom: 6px; }
.log-entry.info { color: #60a5fa; }
.log-entry.debug { color: #9ca3af; }
.log-entry.warn { color: var(--accent-yellow); }
.log-entry.error { color: var(--accent-red); font-weight: 600; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

/* Glassmorphic Login Overlay */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(7, 10, 17, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.3s ease;
}

.login-card {
  background: rgba(21, 28, 44, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  border-radius: 16px;
  padding: 36px 32px;
  width: 100%;
  max-width: 420px;
  text-align: center;
}

.login-header .login-icon {
  font-size: 2.5rem;
  display: inline-block;
  margin-bottom: 12px;
}

.login-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 6px;
  background: linear-gradient(135deg, #fff 0%, #9ca3af 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.login-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.login-form .form-group {
  text-align: left;
  margin-bottom: 20px;
}

.login-form label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper input {
  width: 100%;
  padding: 12px 42px 12px 14px;
  background: #0b0f19;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}

.input-wrapper input:focus {
  border-color: var(--accent-blue);
}

.toggle-password-btn {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.toggle-password-btn:hover {
  opacity: 1;
}

.login-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--accent-red);
  color: var(--accent-red);
  padding: 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  text-align: center;
}

.btn-block {
  width: 100%;
  padding: 12px;
  font-size: 0.95rem;
}

/* Timeframe Filter Bar */
.timeframe-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px 20px;
  margin-bottom: 20px;
}

.timeframe-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
}

.timeframe-tabs {
  display: flex;
  gap: 8px;
}

.tab-btn {
  background: #0b0f19;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.825rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.2);
}

.tab-btn.active {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
}

/* Performance Cards */
.perf-card .value.profit {
  color: var(--accent-green);
}

.perf-card .value.loss {
  color: var(--accent-red);
}

.profit-badge {
  color: var(--accent-green);
  font-weight: 600;
}

.loss-badge {
  color: var(--accent-red);
  font-weight: 600;
}

/* Table Card & Trades Table */
.table-card {
  grid-column: 1 / -1;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 14px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
}

.badge-live {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  letter-spacing: 0.05em;
}

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

.trades-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.trades-table th {
  background: #0b0f19;
  color: var(--text-muted);
  font-weight: 600;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.trades-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.trades-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.status-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge.open {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}

.status-badge.closed {
  background: rgba(156, 163, 175, 0.2);
  color: #d1d5db;
}