:root {
  --primary-blue: #3139FB;
  --primary-blue-alpha: #3139fb90;
  --accent-light: #d2d4ff90;
  --accent-hover: #cacdff90;
  --text-main: #333;
  --text-muted: rgb(105, 105, 105);
  --white: #ffffff;
  --radius-card: 13px;
  --radius-modal: 20px;
  --font-main: 'Inter Tight', sans-serif;
  --font-head: 'MarlinSoftSQ', sans-serif;
}

.class-switcher-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-blue-alpha);
  backdrop-filter: blur(5px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.class-switcher-overlay.show {
  opacity: 1;
  visibility: visible;
}

.class-switcher-content {
  background: var(--white);
  border-radius: var(--radius-modal);
  width: 90%;
  max-width: 450px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  transform: scale(0.95) translateY(20px);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
  padding: 0;
}

.class-switcher-overlay.show .class-switcher-content {
  transform: scale(1) translateY(0);
}

.class-switcher-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  border-bottom: 2px solid #f0f0f0;
  background: #fff;
}

.class-switcher-header h3 {
  margin: 0;
  font-size: 1.5rem;
  font-family: var(--font-head);
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  gap: 10px;
}

.close-switcher {
  background: transparent;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.close-switcher:hover {
  background-color: #f5f5f5;
  color: var(--primary-blue);
  transform: rotate(90deg);
}

.class-list {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.class-list::-webkit-scrollbar {
  width: 6px;
}

.class-list::-webkit-scrollbar-track {
  background: transparent;
}

.class-list::-webkit-scrollbar-thumb {
  background-color: #ccc;
  border-radius: 20px;
}

.class-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background: #fff;
  border: 2px solid #f0f0f0;
  border-radius: var(--radius-card);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.class-item:hover {
  border-color: var(--primary-blue);
  background-color: #f8f9ff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(49, 57, 251, 0.1);
}

.class-item.active {
  background-color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.class-item-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.class-college {
  font-weight: 700;
  font-size: 1rem;
  font-family: var(--font-main);
  color: var(--text-main);
}

.class-code {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-main);
}

.class-item.active .class-college {
  color: #fff;
}

.class-item.active .class-code {
  color: rgba(255, 255, 255, 0.8);
}

.active-badge {
  display: none;

}

.class-item.active .active-badge {
  display: block;
  color: #fff;
  font-size: 1.2rem;
  margin-left: 10px;
}

.class-switcher-footer {
  padding: 20px 25px;
  border-top: 2px solid #f0f0f0;
  background: #fff;
}

.add-new-class-btn {
  width: 100%;
  padding: 12px 20px;
  background-color: var(--accent-light);
  color: var(--primary-blue);
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius-card);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.add-new-class-btn:hover {
  background-color: var(--accent-hover);
  border-bottom-color: var(--primary-blue);
  transform: translateY(-1px);
}

.add-new-class-btn:active {
  transform: scale(0.98);
}

.switch-class-btn {
  background-color: #666cff;

  color: #fff;
  border: 1px solid #8e92ff;
  border-radius: 20px;

  padding: 6px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-main);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  margin-left: 0;

  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.switch-class-btn:hover {
  background-color: #ffffff;
  color: #3139FB;
  border-color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

@media (max-width: 600px) {
  .class-switcher-content {
    width: 95%;
    border-radius: 20px 20px 0 0;

    transform: translateY(100%);
    position: absolute;
    bottom: 0;
    max-height: 85vh;
  }

  .class-switcher-overlay.show .class-switcher-content {
    transform: translateY(0);
  }

  .class-item {
    padding: 12px 15px;
  }
}