:root {
  --bg-color: #f0f2f5;
  --text-color: #1c1e21;
  --card-bg: #ffffff;
  --accent-color: #007bff;
  --secondary-text: #606770;
  --shadow-color: rgba(0, 0, 0, 0.08);
  --transition-speed: 0.3s;
  --card-border: #dddfe2;
  --chart-line: rgba(0, 123, 255, 0.2);
}

[data-theme="dark"] {
  --bg-color: #18191a;
  --text-color: #e4e6eb;
  --card-bg: #242526;
  --accent-color: #2d88ff;
  --secondary-text: #b0b3b8;
  --shadow-color: rgba(0, 0, 0, 0.2);
  --card-border: #3e4042;
  --chart-line: rgba(45, 136, 255, 0.2);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color var(--transition-speed), color var(--transition-speed);
  line-height: 1.6;
}

header {
  padding: 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.title-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.badge {
  background-color: var(--accent-color);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

.section-title {
  margin: 3rem 0 1.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Charts Grid */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.chart-container {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  height: 450px; /* Rigid height to prevent resize loops */
}

.canvas-wrapper {
  position: relative;
  width: 100%;
  flex-grow: 1;
}

.chart-container h3 {
  margin-bottom: 1.5rem;
  color: var(--accent-color);
}

/* Bulletin Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* Card Common */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: transform 0.2s, box-shadow 0.2s, background-color var(--transition-speed);
}

.info-card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.info-card-content h3 {
  margin-bottom: 0.75rem;
  font-size: 1.15rem;
  color: var(--accent-color);
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-card-content p {
  font-size: 0.9rem;
  color: var(--secondary-text);
  flex-grow: 1;
}

.info-card-content .value {
  margin-top: 1rem;
  font-size: 1.25rem;
  font-weight: 700;
}

/* News Section */
.news-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.news-card {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
  cursor: pointer;
}

.news-card:hover {
  transform: translateX(8px);
  border-color: var(--accent-color);
}

.news-card .news-meta {
  font-size: 0.75rem;
  font-weight: bold;
  color: var(--accent-color);
  text-transform: uppercase;
}

.news-card h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.news-card p {
  font-size: 0.9rem;
  color: var(--secondary-text);
}

@media (max-width: 600px) {
  h1 { font-size: 2rem; }
  .charts-grid { grid-template-columns: 1fr; }
  .chart-container { min-height: 300px; }
  .container { padding: 0 1rem 2rem; }
}