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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f5f5f5;
  color: #333;
}

.login-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #FFE141 0%, #FFF3CD 100%);
}

.login-container {
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 400px;
}

.login-container h1 {
  color: #1A1A1A;
  margin-bottom: 8px;
  font-size: 28px;
}

.tagline {
  color: #666;
  margin-bottom: 30px;
  font-size: 14px;
}

.login-container input {
  width: 100%;
  padding: 12px;
  margin-bottom: 15px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
}

.login-container button {
  width: 100%;
  padding: 12px;
  background: #FFE141;
  color: #1A1A1A;
  border: none;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}

.login-container button:hover {
  background: #E6C900;
}

.error {
  color: #d32f2f;
  margin-top: 10px;
  font-size: 14px;
  min-height: 20px;
}

.hint {
  margin-top: 20px;
  font-size: 12px;
  color: #999;
  text-align: center;
}

.navbar {
  background: #1A1A1A;
  color: white;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: 600;
}

.navbar button {
  background: #FFE141;
  color: #1A1A1A;
  border: none;
  padding: 8px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
}

.container {
  max-width: 1200px;
  margin: 30px auto;
  padding: 0 20px;
}

.container h1 {
  margin-bottom: 30px;
  color: #1A1A1A;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.stat-card h3 {
  color: #666;
  font-size: 14px;
  margin-bottom: 10px;
}

.stat-card p {
  font-size: 32px;
  font-weight: 700;
  color: #1A1A1A;
}

.section {
  margin-bottom: 40px;
}

.section h2 {
  margin-bottom: 20px;
  color: #1A1A1A;
  font-size: 22px;
}

.card {
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  margin-bottom: 15px;
}

.card h3 {
  margin-bottom: 10px;
  color: #1A1A1A;
}

.card p {
  margin-bottom: 5px;
  color: #666;
  font-size: 14px;
}