#calendar-window.hidden {
  display: none;
}

#calendar-window {
  position: fixed;
  bottom: 450px;
  right: 20px;
  width: 280px;
  background: #c0c0c0; /* Matching Win95 silver */
  border-radius: 0;
  padding: 12px;
  box-shadow: inset -1px -1px 0 #fff, inset 1px 1px 0 #404040,
              2px 2px 8px rgba(0,0,0,0.4);
  color: #000;
  font-family: "MS Sans Serif", "Segoe UI", sans-serif;
  z-index: 9999;
  display: flex;
  flex-direction: column;
}

#calendar-window h2 {
  background: #2b34da;
  color: #ffffff;
  font-size: 12px;
  font-weight: bold;
  padding: 4px 6px;
  margin: -12px -12px 8px -12px;
  border-bottom: 1px solid #000;
  font-family: "MS Sans Serif", sans-serif;
  letter-spacing: 0.5px;
}

/* Weekday headers */
.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  text-align: center;
  margin-bottom: 4px;
  font-weight: bold;
  background-color: #c0c0c0;
  border-bottom: 2px solid #000;
}

.calendar-weekdays div {
  padding: 4px;
  border: 1px solid #000;
  background: #c0c0c0;
  font-family: "MS Sans Serif", sans-serif;
  font-size: 11px;
}

/* Calendar buttons */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.calendar-grid button {
  background: #c0c0c0;
  border: 2px solid #808080;
  border-top-color: #fff;
  border-left-color: #fff;
  border-bottom-color: #404040;
  border-right-color: #404040;
  font-size: 12px;
  padding: 6px;
  font-family: "MS Sans Serif", sans-serif;
  color: #000;
  cursor: pointer;
  box-shadow: inset 1px 1px #fff, inset -1px -1px #808080;
}

.calendar-grid button:hover {
  background: #a8a8a8;
  border-top-color: #404040;
  border-left-color: #404040;
  border-bottom-color: #fff;
  border-right-color: #fff;
}

/* Log window (dark terminal look) */
.log-window {
  position: absolute;
  width: 300px;
  background: #111;
  color: #0f0;
  border: 2px solid #0f0;
  border-radius: 4px;
  box-shadow: 0 0 10px #0f0;
  font-family: monospace;
  z-index: 10;
}

.log-header {
  background: #060;
  padding: 5px 10px;
  font-weight: bold;
  cursor: move;
  position: relative;
  color: #fff;
}

.close-btn {
  position: absolute;
  top: 0;
  right: 5px;
  cursor: pointer;
  color: red;
  font-size: 16px;
  line-height: 1;
}

.log-body {
  padding: 10px;
  white-space: pre-wrap;
}