body {
  margin: 0;
  background: transparent;
  font-family: 'Inter', 'Segoe UI', 'Roboto', Arial, sans-serif;
  user-select: none;
}

#exp-redeemer {
  position: fixed;
  top: 100px;
  left: 100px;
  min-width: 260px;
  max-width: 320px;
  background: #16171b;
  color: #fafbfc;
  border-radius: 12px;
  border: 1.5px solid #232323;
  box-shadow: 0 4px 22px #000a, 0 1px 3px #2228;
  overflow: visible;
  z-index: 1000;
  font-size: 15px;
}

#exp-header {
  background: #1b1c21;
  padding: 10px 14px 8px 14px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  user-select: none;
}

.exp-title {
  font-size: 16px;
  letter-spacing: 0.01em;
}

.exp-header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

#close {
  cursor: pointer;
  color: #aaa;
  font-size: 16px;
  padding: 1px 6px;
  border-radius: 5px;
  transition: background 0.13s, color 0.13s;
  user-select: none;
}
#close:hover {
  background: #222328;
  color: #fff;
}

#exp-content {
  padding: 14px 14px 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#open-ui.primary {
  width: 100%;
  padding: 10px 0;
  font-size: 15px;
  border-radius: 8px;
  font-weight: 600;
  background: #222328;
  color: #fff;
  border: 1px solid #242424;
  box-shadow: 0 1px 2px #0003;
  transition: background 0.15s, box-shadow 0.15s;
  margin: 0;
}
#open-ui.primary:hover {
  background: #292a2f;
  box-shadow: 0 2px 6px #0005;
}

#popup {
  margin-top: 2px;
  margin-bottom: 2px;
  background: #191a1f;
  border-radius: 10px;
  padding: 13px 10px 8px 10px;
  box-shadow: 0 2px 10px #0005;
  animation: popup-fade-in 0.17s;
  border: 1px solid #222328;
}

@keyframes popup-fade-in {
  from { opacity: 0; transform: translateY(10px);}
  to   { opacity: 1; transform: translateY(0);}
}

#popup form {
  margin-bottom: 10px;
}

.popup-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

button {
  padding: 7px 16px;
  border: none;
  border-radius: 7px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.13s;
  background: #232323;
  color: #fafbfc;
  border: 1px solid #282828;
  box-shadow: 0 1px 2px #0002;
}
button.primary {
  background: #24262b;
  color: #fff;
}
button.secondary {
  background: #18191c;
  color: #cfd2d7;
}
button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
button:hover:not(:disabled) {
  background: #292b31;
}

form label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0 3px 0;
  font-size: 14px;
  cursor: pointer;
  border-radius: 5px;
  transition: background 0.13s;
}
form label:hover {
  background: #24242a;
}

form input[type="checkbox"] {
  accent-color: #35383f;
  width: 16px;
  height: 16px;
  margin-right: 7px;
  border-radius: 4px;
  border: 1.5px solid #25272a;
  background: #16171b;
  transition: border 0.13s;
}

#exp-toggle-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  background: #1e90ff;
  color: white;
  font-size: 28px;
  font-weight: bold;
  border: none;
  border-radius: 100px;
  box-shadow: 0 2px 12px #0008;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  scrollbar-width: thin;
  scrollbar-color: #2e2f36 #121317;
  z-index: 9999;
  transition: background 0.2s;
}
#exp-toggle-btn:hover {
  background: #0b77db;
}

.hidden {
  display: none !important;
}