/* Body styles */
body {
    margin: 0;
    padding: 0;
    display: flex;
    min-height: 100vh;
    justify-content: center;
    align-items: center;
  background-color: #888;
  user-select: none;
  overflow-x: hidden;
  font-size: 20px;
}

#gameHeader {
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 10px 0;
}



/* Game Canvas */
#gameCanvas {
  border: 2px solid #888;
  max-width: 100%;
  max-height: 100vh;
  display: none;
}

/* Controls */
#controls {
  position: absolute;
  bottom: 10px;
  left: 15px;
  right: 15px;
  display: flex;
  justify-content: space-between;
  z-index: 1000;
}

.control-group-right {
  display: grid;
  grid-template-areas:
    ". up ."
    "left down right";
  gap: 5px;
}
@media (orientation: portrait) {
  .control-group-right {
    grid-template-areas:
      "up . ."
      "down left right";
  }
}

.control-group-left {
  display: flex;
  align-items: flex-end;
}

.control-btn {
  width: 40px;
  height: 40px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid white;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: none;
  user-select: none;
}

#upBtn {
  grid-area: up;
}
#leftBtn {
  grid-area: left;
}
#downBtn {
  grid-area: down;
}
#rightBtn {
  grid-area: right;
}

#shootBtn {
  background: rgba(255, 0, 0, 0.3);
  width: 50px;
  height: 50px;
  border-radius: 25px;
  font-size: 20px;
}

@media (max-width: 1024px) {
  #controls {
    bottom: 20px; /* 稍微提高按鈕位置 */
  }

  .control-btn {
    padding: 20px 25px; /* 增大按鈕尺寸 */
    font-size: 28px; /* 增大字體大小 */
  }
}

/* Settings Page */
#settingsPage {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    max-width: 95%;
    width: 350px;
    margin: 20px;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

#settingsPage h2 {
    text-align: center;
    color: #2d3748;
    font-size: 1.8rem;
    margin-bottom: 1.2rem;
}

#settingsPage div {
    margin-bottom: 0.5rem;
}

#settingsPage label {
    display: inline-block;
    width: 60px;
    color: #4a5568;
    font-weight: 500;
}

#settingsPage select {
    width: 200px;
    min-width: 150px;
    max-width: calc(100% - 80px);
    padding: 5px 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    background-color: white;
    color: #2d3748;
    font-size: 1rem;
    transition: all 0.2s ease;
}

#settingsPage select:focus {
    border-color: #4299e1;
    outline: none;
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.2);
}

.button-container {
    display: flex;
    width: 100%;
    gap: 10px;
    /* 讓按鈕之間有間距，可依需求調整 */
}

.button-container button {
    margin-top: 1em;
    width: 50%;
    padding: 12px;
    font-size: 1.1rem;
    border-radius: 8px;
    border: none;
    color: white;
    transition: transform 0.2s ease;
}

#startButton:hover,
#viewButton:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(120, 120, 120, 0.2);
}

#viewButton {
    background-color: #007bff;
}

#startButton {
    background-color: #28a745;
}



@media (orientation: landscape) {
  #settingsPage {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  #settingsPage > div {
    width: 100%;
    max-width: 300px;
  }
}

/* Question Display */
#questionDisplay {
  position: absolute;
  z-index: 10;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  text-align: center;
  font-size: 32px;
  color: white;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  padding: 0 10px;
  box-sizing: border-box; /* 確保內邊距不會增加元素的總寬度 */
}

/* Responsive adjustments for question display */
@media (max-width: 600px) {
  #questionDisplay {
    font-size: 24px;
  }
}

/* Word Labels */
#wordLabels {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
}

.word-label {
  position: fixed;
  font-size: 22px;
  color: white;
  text-shadow: 1px 1px 2px black;
  pointer-events: none;
  white-space: nowrap;
}

/* 修改 meteor-label 樣式，根據螢幕方向調整文字溢出處理 */
.meteor-label {
  text-align: center;
  white-space: nowrap;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
  user-select: none;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 2px 5px;
  border-radius: 3px;
}

/* 直式視窗時的文字溢出處理 */
@media (orientation: portrait) {
  .meteor-label {
    max-width: 240px; /* 提供足夠空間容納約11個中文字 */
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* 針對較小螢幕的直式視窗調整 */
  @media (max-width: 600px) {
    .meteor-label {
      font-size: 18px !important;
      max-width: 160px;
    }
  }
}

/* 橫式視窗不處理文字溢出 */
@media (orientation: landscape) {
  .meteor-label {
    max-width: none;
    overflow: visible;
  }
}

/* 確保在不同螢幕尺寸下的適應性 */
@media (max-width: 600px) {
  .meteor-label {
    font-size: 18px !important;
    max-width: 100px;
  }
}

/* Controls hidden on larger screens */
@media (min-width: 1024px) {
  #controls {
    display: none;
  }
}

/* Close Button */
#closeButton {
  position: absolute;
  top: 15px;
  left: 15px;
  z-index: 1000;
  width: 30px;
  height: 30px;
  background-color: rgba(255, 255, 255, 0.7);
  border: none;
  border-radius: 50%;
  font-size: 18px;
  color: #888;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: Arial, sans-serif;
}

#closeButton:hover {
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  transform: scale(1.1);
}

#closeButton:active {
  transform: scale(0.95);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
  background-color: #fefefe;
  margin: 10% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 90%;
  max-width: 250px;
  border-radius: 10px;
  text-align: center;
}

.modal-buttons {
  display: flex;
  justify-content: space-around;
  margin-top: 20px;
}

.modal-button {
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
}

.return-button {
  background-color: #f44336;
  color: white;
}

.continue-button {
  background-color: #4caf50;
  color: white;
}

.modal-button:focus {
  outline: 3px solid #007bff;
}