/* styles.css */

/* ตั้งค่าสีพื้นหลังแบบไล่โทนสีฟ้า-เขียวอ่อน */
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #2bc0e4, #eaecc6);
  color: #333;
  min-height: 100vh;
}

/* จัดตำแหน่งและดีไซน์ dashboard cards */
#dashboardCards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  padding: 30px;
  max-width: 1000px;
  margin: 40px auto;
}

.card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
  padding: 25px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-align: center;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(0,0,0,0.15);
}

.card h2 {
  font-size: 3rem;
  margin: 0 0 10px 0;
  color: #2bc0e4;
}

.card p {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

/* ตกแต่งปุ่ม logout */
button.logout-btn {
  position: fixed;
  top: 20px;
  right: 20px;
  background-color: #2bc0e4;
  border: none;
  color: white;
  padding: 10px 18px;
  font-size: 1rem;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(43,192,228,0.5);
  transition: background-color 0.3s ease;
}

button.logout-btn:hover {
  background-color: #2396c9;
}

/* ฟอร์มทั่วไป */
form {
  background: white;
  max-width: 500px;
  margin: 40px auto;
  padding: 25px 30px;
  border-radius: 12px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

form input[type="text"],
form input[type="password"],
form select,
form textarea {
  width: 100%;
  padding: 10px 14px;
  margin-bottom: 20px;
  border: 1.5px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

form input[type="text"]:focus,
form input[type="password"]:focus,
form select:focus,
form textarea:focus {
  border-color: #2bc0e4;
  outline: none;
}

/* ปุ่มฟอร์ม */
form button {
  background-color: #2bc0e4;
  border: none;
  color: white;
  padding: 12px 25px;
  font-size: 1.1rem;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

form button:hover {
  background-color: #2396c9;
}

/* ตารางจัดการ */
table {
  border-collapse: collapse;
  width: 90%;
  margin: 40px auto;
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

th, td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid #ddd;
}

th {
  background-color: #2bc0e4;
  color: white;
  font-weight: 600;
}

tr:hover {
  background-color: #f1f9ff;
}

/* ลิงก์และปุ่มจัดการ */
button.edit-btn,
button.delete-btn {
  background-color: #2bc0e4;
  color: white;
  border: none;
  padding: 6px 14px;
  border-radius: 8px;
  cursor: pointer;
  margin-right: 8px;
  font-size: 0.9rem;
  transition: background-color 0.3s ease;
}

button.delete-btn {
  background-color: #e74c3c;
}

button.edit-btn:hover {
  background-color: #2396c9;
}

button.delete-btn:hover {
  background-color: #c0392b;
}

/* Responsive */
@media (max-width: 600px) {
  #dashboardCards {
    grid-template-columns: 1fr;
    padding: 20px;
  }
  table {
    width: 100%;
  }
  form {
    width: 90%;
  }
}