* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f5f7fb;
  color: #222;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.nav-list {
  list-style: none;
  padding: 0;
}

.nav-list li {
  margin-bottom: 12px;
}

a, button {
  font-size: 16px;
}

a.button,
button {
  display: inline-block;
  background: #1f5eff;
  color: white;
  border: none;
  border-radius: 8px;
  padding: 10px 14px;
  text-decoration: none;
  cursor: pointer;
}

button.danger {
  background: #c62828;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="file"],
select,
textarea {
  width: 100%;
  max-width: 100%;
  padding: 10px;
  font-size: 16px;
  margin-top: 6px;
  border: 1px solid #ccc;
  border-radius: 8px;
}

input[type="checkbox"] {
  width: auto;
  margin-right: 10px;
}

img.profile-photo {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
}

@media (max-width: 600px) {
  .container {
    padding: 14px;
  }

  h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px;
  }

  .card {
    padding: 14px;
  }

  a.button,
  button {
    width: 100%;
    text-align: center;
    margin-top: 8px;
  }
}

.checkbox-list {
  margin: 8px 0 16px;
}

.checkbox-list label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
}

.coach-card {
  text-align: left;
}

.booking-card {
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 14px;
  background: #fafafa;
}

small {
  color: #666;
}

@media (min-width: 700px) {
  .coach-card {
    display: block;
  }
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

.stat-card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.stat-label {
  font-size: 16px;
  color: #666;
  margin-bottom: 8px;
}

.stat-number {
  font-size: 36px;
  font-weight: bold;
  color: #1f5eff;
}

@media (min-width: 700px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.status-confirmed {
  color: #2e7d32;
  font-weight: bold;
}

.status-cancelled {
  color: #c62828;
  font-weight: bold;
}

.status-confirmed {
  color: #2e7d32;
  font-weight: bold;
}

.status-cancelled {
  color: #c62828;
  font-weight: bold;
}