:root {
  --bg-color: #0d1117;
  --text-primary: #e6edf3;
  --text-secondary: #7d8590;
  --accent: #58a6ff;
  --glass-bg: rgba(22, 27, 34, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);
  --positive: #3fb950;
  --negative: #f85149;
  --chart-gradient-1: rgba(88, 166, 255, 0.4);
  --chart-gradient-2: rgba(88, 166, 255, 0);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Outfit", sans-serif;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  background-image:
    radial-gradient(
      circle at 15% 50%,
      rgba(88, 166, 255, 0.15),
      transparent 25%
    ),
    radial-gradient(
      circle at 85% 30%,
      rgba(137, 87, 229, 0.15),
      transparent 25%
    );
}

.dashboard-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
  animation: fadeInDown 0.8s ease forwards;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(to right, #ffffff, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-top: 0.2rem;
}

.btn {
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 15px rgba(88, 166, 255, 0.3);
}

.btn-primary:hover {
  background-color: #3b8ced;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(88, 166, 255, 0.4);
}

/* Glassmorphism Classes */
.glass {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* KPI Section */
.kpi-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.kpi-card {
  transition: transform 0.3s ease;
  animation: fadeInUp 0.8s ease forwards;
  opacity: 0;
}

.kpi-card:nth-child(1) {
  animation-delay: 0.1s;
}
.kpi-card:nth-child(2) {
  animation-delay: 0.2s;
}
.kpi-card:nth-child(3) {
  animation-delay: 0.3s;
}
.kpi-card:nth-child(4) {
  animation-delay: 0.4s;
}

.kpi-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.2);
}

.kpi-card h3 {
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.kpi-value {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.kpi-trend {
  font-size: 0.9rem;
  font-weight: 600;
}

.positive {
  color: var(--positive);
}
.negative {
  color: var(--negative);
}
.neutral {
  color: var(--text-secondary);
}

/* Charts Section */
.charts-section {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.5s;
}

.chart-container {
  display: flex;
  flex-direction: column;
}

.chart-container h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.chart-wrapper {
  flex-grow: 1;
  position: relative;
  width: 100%;
  min-height: 250px;
}

.side-charts {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.side-charts .chart-container {
  height: 100%;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Responsive */
@media (max-width: 1024px) {
  .charts-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .kpi-value {
    font-size: 2rem;
  }
}