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

body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
  color: #fff;
  min-height: 100vh;
}

.chart-main-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 15px;
  background: #fef9e6;
}

.chart-header {
  text-align: center;
  margin-bottom: 20px;
}

.chart-header h1 {
  color: #c49a00;
  font-size: clamp(22px, 4vw, 32px);
  margin-bottom: 5px;
}

.chart-header h5 {
  font-size: clamp(16px, 3vw, 20px);
  color: #333;
  margin: 8px 0;
}

.month-nav {
  text-align: center;
  margin: 20px 0;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.month-nav a {
  background: #ffd700;
  padding: 8px 20px;
  text-decoration: none;
  color: #000;
  border-radius: 30px;
  font-weight: bold;
  font-size: 13px;
  transition: 0.3s;
  border: 1px solid #333;
  white-space: nowrap;
}

.month-nav a:hover {
  background: #e6c200;
  transform: scale(1.02);
}

.chart-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 15px 0;
  background: #fff;
  border-radius: 12px;
  padding: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.chart-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  min-width: 700px;
}

.chart-table th {
  background: #1e1e2a;
  color: #ffd700;
  padding: 10px 6px;
  font-size: 11px;
  font-weight: bold;
  text-align: center;
  border: 1px solid #333;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 1;
}

.chart-table th:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: #1e1e2a;
}

.chart-table td {
  border: 1px solid #ddd;
  padding: 8px 5px;
  text-align: center;
  font-size: 12px;
  color: #333;
}

.chart-table tbody tr:hover {
  background: #fff8e0;
}

.chart-table tbody tr:nth-child(even) {
  background: #fafafa;
}

.chart-table tbody tr:nth-child(even):hover {
  background: #fff8e0;
}

.date-col {
  background: #fff8e7;
  font-weight: bold;
  color: #c49a00;
  white-space: nowrap;
  position: sticky;
  left: 0;
  z-index: 1;
}

.chart-number-box {
  background: #1e1e2a;
  display: inline-block;
  padding: 3px 10px;
  border-radius: 15px;
  color: #ffd966;
  font-weight: bold;
  font-size: 12px;
  min-width: 40px;
}

.chart-number-box.empty {
  background: #f0f0f0;
  color: #ccc;
}

.chart-disawer-section {
  background: linear-gradient(135deg, #ffd700, #ffcc00);
  text-align: center;
  padding: 15px;
  margin: 15px 0;
  border-radius: 12px;
}

.chart-disawer-section .disawer-title {
  font-size: clamp(24px, 5vw, 36px);
  font-weight: bold;
  color: #000;
  letter-spacing: 3px;
}

.chart-disawer-section .disawer-time {
  font-size: 14px;
  color: #333;
  margin: 3px 0;
}

.chart-disawer-section .disawer-arrow {
  font-size: clamp(18px, 3vw, 24px);
  font-weight: bold;
  letter-spacing: 6px;
  color: #000;
}

.section-title {
  color: #333;
  margin: 15px 0 10px;
  text-align: center;
  font-size: clamp(16px, 3vw, 20px);
  font-weight: bold;
}

.back-home-btn {
  display: inline-block;
  margin-top: 15px;
  background: #6c757d;
  color: white;
  padding: 10px 25px;
  text-decoration: none;
  border-radius: 30px;
  font-weight: bold;
  transition: 0.3s;
  font-size: 14px;
}

.back-home-btn:hover {
  background: #5a6268;
  color: white;
}

.no-data {
  text-align: center;
  padding: 30px;
  color: #999;
  font-size: 14px;
}

.db-error {
  background: #fff3cd;
  color: #856404;
  padding: 12px;
  margin: 15px;
  border-radius: 8px;
  border: 1px solid #ffeeba;
  text-align: center;
  font-size: 13px;
}

.footer {
  background: #000;
  text-align: center;
  padding: 20px;
  border-top: 1px solid #333;
  margin-top: 30px;
}

.footer a {
  color: #ffd700;
  text-decoration: none;
  margin: 0 15px;
  font-size: 14px;
}

.footer p {
  color: #666;
  margin-top: 15px;
  font-size: 12px;
}

.disclaimer {
  background: #111;
  padding: 15px;
  text-align: center;
  font-size: 11px;
  color: #888;
}

@media (max-width: 768px) {
  .chart-main-container {
    padding: 10px;
  }

  .chart-table-wrapper {
    padding: 4px;
    border-radius: 8px;
  }

  .chart-table {
    min-width: 500px;
  }

  .chart-table th,
  .chart-table td {
    font-size: 10px;
    padding: 5px 3px;
  }

  .chart-number-box {
    padding: 2px 6px;
    font-size: 10px;
    min-width: 30px;
    border-radius: 10px;
  }

  .month-nav a {
    padding: 6px 12px;
    font-size: 11px;
  }

  .footer a {
    margin: 0 8px;
    font-size: 11px;
  }
}

@media (max-width: 480px) {
  .chart-table {
    min-width: 400px;
  }

  .chart-table th,
  .chart-table td {
    font-size: 9px;
    padding: 4px 2px;
  }

  .chart-number-box {
    padding: 1px 5px;
    font-size: 9px;
    min-width: 25px;
  }

  .month-nav {
    gap: 5px;
  }

  .month-nav a {
    padding: 5px 10px;
    font-size: 10px;
  }
}