:root {
  --bg-dark: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.7);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-gold: #fbbf24;
  --accent-blue: #38bdf8;
  --danger: #ef4444;
  --success: #22c55e;
  --border-color: rgba(148, 163, 184, 0.1);
  --glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
  background-image: radial-gradient(
      circle at top right,
      #1e293b 0%,
      transparent 40%
    ),
    radial-gradient(circle at bottom left, #1e1b4b 0%, transparent 40%);
  min-height: 100vh;
}

/* Glassmorphism Utilities */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: var(--glass-shadow);
}

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), #0ea5e9);
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

/* Layout */
#app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem;
}

.hidden {
  display: none !important;
}

/* Login View */
#login-view {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: 2.5rem;
}

.login-title {
  font-size: 2rem;
  margin-bottom: 2rem;
  text-align: center;
  background: linear-gradient(to right, var(--accent-blue), var(--accent-gold));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  color: var(--text-primary);
  transition: border-color 0.2s;
}

.form-input:focus {
  border-color: var(--accent-blue);
  outline: none;
}

/* Dashboard View */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding: 1rem 0;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.dashboard-main-area {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
}

.dashboard-panel-fixed {
    height: 550px; /* Slight increase to accommodate content */
    display: flex;
    flex-direction: column;
    overflow: hidden; /* Prevent outer scroll */
}

/* Scrollable Content Area within Panel */
.panel-content-scroll {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem; /* Space for scrollbar */
}

/* Chart Container Adjustment */
.chart-container {
  padding: 1.5rem;
  height: 100%; /* Fill the fixed parent */
  position: relative; 
  display: flex;
  flex-direction: column;
}

.chart-container canvas {
    flex: 1;
    max-height: 100%;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  color: var(--text-secondary);
  font-weight: 500;
}

/* Mobile */
@media (max-width: 1024px) {
  .dashboard-main-area {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  
  .dashboard-panel-fixed {
      height: 450px; /* Smaller on mobile */
  }
}