* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background: #2e2e2e;
  padding: 10px;
}

.sidebar {
  position: fixed;
  top: 10px;
  left: 10px;
  bottom: 10px;
  width: 240px;
  background: rgba(56, 56, 56, 0.9);
  box-shadow: 0 8px 24px rgba(156, 114, 255, 0.7);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  padding: 25px 20px;
  border-radius: 20px;
  z-index: 1000;
}

.sidebar h2 {
  color: #b99cff;
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
  letter-spacing: 2px;
  text-shadow: 0 0 12px #b99cff;
}

.sidebar a {
  color: #bbb;
  text-decoration: none;
  margin: 15px 0;
  padding: 14px 20px;
  border-radius: 12px;
  transition: all 0.3s ease;
  font-weight: 600;
  box-shadow: 0 0 10px transparent;
  display: flex;
  align-items: center;
  gap: 12px;
  user-select: none;
  font-size: 1.1rem;
}

.sidebar a:hover,
.sidebar a.active {
  color: #fff;
  background: #9c72ff;
  box-shadow: 0 0 18px #9c72ff;
  text-shadow: 0 0 12px #fff;
}

.nav-links {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.logout-btn {
  margin-top: auto;
  padding: 14px 20px;
  background: #7d1eff;
  color: white;
  font-weight: 700;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  box-shadow: 0 0 20px #7d1effbb;
  text-align: center;
  user-select: none;
  text-decoration: none;
  transition: box-shadow 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 1.1rem;
}

.logout-btn:hover {
  box-shadow: 0 0 30px #bd5eff;
  color: #fff;
}

.main-content {
  margin: 0px 0px 0px 267px;
  padding: 30px 40px;
  background: #3a3a3a;
  box-shadow: inset 0 0 20px #6c40ff44, 0 8px 30px rgba(156, 114, 255, 0.5);
  border-radius: 20px;
  min-height: calc(100vh - 20px);
  max-height: calc(100vh - 20px);
  overflow-y: auto;
  position: relative;
  z-index: 1;
  transition: opacity 0.3s ease-in-out;
}

h1 {
  color: #b99cff;
  text-shadow: 0 0 15px #b99cffaa;
  margin-bottom: 10px;
  font-weight: 700;
  font-size: 2rem;
}

p {
  color: #ccc;
  margin-bottom: 15px;
  font-size: 1.1rem;
  line-height: 1.5;
}

.main-content::-webkit-scrollbar {
  width: 8px;
}

.main-content::-webkit-scrollbar-track {
  background: #2e2e2e;
}

.main-content::-webkit-scrollbar-thumb {
  background: #9c72ff;
  border-radius: 8px;
  box-shadow: 0 0 8px #9c72ffaa;
}

.admin-controls {
  margin-top: 30px;
  color: #ccc;
}

.admin-controls h2 {
  margin-top: 20px;
  color: #b99cff;
  text-shadow: 0 0 6px #9c72ff88;
}

.admin-controls form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 30px;
}

.admin-controls input,
.admin-controls select {
  padding: 10px;
  background: #444;
  border: none;
  border-radius: 8px;
  color: white;
}

.admin-controls button {
  background: #9c72ff;
  border: none;
  padding: 10px;
  border-radius: 10px;
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s ease;
  box-shadow: 0 0 6px #9c72ff88;
}

.admin-controls button:hover {
  box-shadow: 0 0 20px #9c72ffcc;
}

.user-row {
  color: white;
  background: #222;
  padding: 12px;
  border-radius: 8px;
  margin: 8px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.user-row .uname {
  font-weight: 700;
  color: #b99cff;
  text-shadow:
    0 0 2px #b99cff99,
    0 0 5px #9c72ff88;
  flex: 1 1 150px;
}

.user-row span {
  flex: 1 1 auto;
  min-width: 120px;
}

.user-row button {
  border: none;
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: box-shadow 0.3s ease;
  color: white;
  font-size: 0.9rem;
}

.user-row button:not(.btn-enable):not(.btn-disable) {
  background-color: #9c72ff;
  box-shadow:
    0 0 4px #9c72ff88,
    0 0 8px #b99cff88;
}

.user-row button:not(.btn-enable):not(.btn-disable):hover {
  box-shadow:
    0 0 15px #b99cff,
    0 0 30px #b99cff;
}

.user-row button.btn-enable {
  background-color: #28a745;
  box-shadow:
    0 0 4px #28a745aa,
    0 0 8px #4cd964aa;
}

.user-row button.btn-enable:hover {
  box-shadow:
    0 0 12px #4cd964,
    0 0 25px #28a745;
}

.user-row button.btn-disable {
  background-color: #dc3545;
  box-shadow:
    0 0 4px #dc3545aa,
    0 0 8px #ff5c5caa;
}

.user-row button.btn-disable:hover {
  box-shadow:
    0 0 12px #ff5c5c,
    0 0 25px #dc3545;
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
  }

  .sidebar {
    position: relative;
    width: 100%;
    height: auto;
    border-radius: 0 0 30px 30px;
    flex-direction: row;
    justify-content: space-around;
    padding: 15px 0;
    backdrop-filter: none;
    box-shadow: none;
  }

  .sidebar h2 {
    display: none;
  }

  .sidebar a {
    margin: 0 10px;
    padding: 10px 12px;
    font-size: 0.95rem;
    justify-content: center;
    gap: 6px;
  }

  .logout-btn {
    margin-top: 0;
  }

  .main-content {
    margin-left: 0;
    border-radius: 0;
    padding: 25px 20px;
  }
}