/* style.css */
:root {
  --background-color-light: #fdfaf0;
  --text-color-light: #333;
  --header-bg-light: #f0ead6;
  --button-bg-light: #ffd700;
  --button-text-light: #333;
  --popup-bg-light: #fff;
  --popup-border-light: #e0e0e0;

  --background-color-dark: #2c2c2c;
  --text-color-dark: #f0f0f0;
  --header-bg-dark: #3a3a3a;
  --button-bg-dark: #6a5acd;
  --button-text-dark: #f0f0f0;
  --popup-bg-dark: #3c3c3c;
  --popup-border-dark: #555;
}
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--background-color-light);
  color: var(--text-color-light);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  transition: background-color 0.3s, color 0.3s;
  overflow: hidden;
}
.sound-btn {
  font-size: 1.8rem;
  background: var(--button-bg-light);
  color: var(--button-text-light);
  border-radius: 12px;
  padding: 8px 14px;
  cursor: pointer;
  border: none;
  user-select: none;
  transition: 0.3s ease;
}
.sound-btn:hover {
  filter: brightness(1.1);
}
body.dark-mode .sound-btn {
  background-color: var(--button-bg-dark);
  color: var(--button-text-dark);
}

body.dark-mode {
  background-color: var(--background-color-dark);
  color: var(--text-color-dark);
}
#app-container {
  width: 100%;
  max-width: 600px;
  height: 90vh;
  background-color: var(--background-color-light);
  border-radius: 15px;
  box-shadow: 0 0 20px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1px solid var(--popup-border-light);
  overflow: hidden;
  box-sizing: border-box;
}
body.dark-mode #app-container {
  background-color: var(--background-color-dark);
  border-color: var(--popup-border-dark);
}
/* 헤더 */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
  background-color: var(--header-bg-light);
  border-bottom: 1px solid var(--popup-border-light);
  position: relative;
  z-index: 10;
}
body.dark-mode header {
  background-color: var(--header-bg-dark);
  border-color: var(--popup-border-dark);
}
.theme-switch-container {
  position: relative;
  width: 60px;
  height: 30px;
}
.theme-switch-checkbox {
  opacity: 0;
  width: 0;
  height: 0;
}
.theme-switch-label {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  border-radius: 30px;
  transition: 0.4s;
}
.theme-switch-label:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  border-radius: 50%;
  transition: 0.4s;
}
.theme-switch-checkbox:checked + .theme-switch-label {
  background-color: var(--button-bg-dark);
}
.theme-switch-checkbox:checked + .theme-switch-label:before {
  transform: translateX(30px);
}
#point-wrapper {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: bold;
  font-size: 1.25rem;
  cursor: pointer; /* 상점 팝업을 열기 위해 클릭 가능하도록 */
  user-select: none;
}
#current-points {
  background-color: rgba(0,0,0,0.05);
  border-radius: 8px;
  padding: 5px 12px;
  color: var(--text-color-light);
  transition: background-color 0.2s;
}
#born-doti-count {
  color: #555;
  font-size: 1rem;
}
body.dark-mode #current-points {
  background-color: rgba(255,255,255,0.1);
  color: var(--text-color-dark);
}
body.dark-mode #born-doti-count {
  color: #bbb;
}
/* 메인 게임 영역 */
#game-main {
  flex-grow: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}
#main-doti {
  width: 150px;
  user-select: none;
  cursor: pointer;
  position: relative;
  z-index: 50;
  transition: transform 0.1s ease;
}
#main-doti:active {
  transform: scale(0.95);
}
.baby-doti {
  position: absolute;
  width: 50px;
  user-select: none;
  pointer-events: none;
  top: 0;
  left: 0;
  opacity: 1;
  z-index: 51; /* 메인 도티보다 앞에 오게 */
  animation-fill-mode: forwards; /* 애니메이션 종료 후 마지막 키프레임 유지 */
  animation-timing-function: ease-in; /* 시작은 느리게, 갈수록 가속 */
}
.golden-baby-doti {
    filter: drop-shadow(0 0 5px gold) brightness(1.2);
}
/* 중력 역전 구름 사용 중일 때 아기 도티가 둥둥 뜨는 애니메이션 */
.floating-baby-doti {
    animation: float-up 1s forwards ease-out; /* 위로 떠오르는 애니메이션 */
    animation-delay: var(--delay); /* 개별 아기 도티마다 딜레이 */
    opacity: 0; /* 처음에는 투명하게 */
}
@keyframes float-up {
    0% { transform: translateY(0); opacity: 0; }
    50% { transform: translateY(-50px); opacity: 1; } /* 위로 살짝 떴다가 */
    100% { transform: translateY(-30px); opacity: 1; } /* 이 위치에 머뭄 */
}

@keyframes fall {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 1;
    transform: translateY(var(--fall-distance));
  }
}
#doti-floor {
  position: absolute;
  bottom: 80px; /* 바닥 높이를 app-container 기준으로 80px 위로 조정 */
  width: 100%;
  height: 30px;
  background: rgba(0,0,0,0.1);
  z-index: 10;
  user-select: none;
}
/* 푸터 */
footer {
  padding: 15px 20px;
  text-align: right;
  border-top: 1px solid var(--popup-border-light);
  background-color: var(--header-bg-light);
  z-index: 10;
  user-select: none;
  position: relative; /* 자식 요소의 absolute 위치를 위해 */
}
body.dark-mode footer {
  background-color: var(--header-bg-dark);
  border-color: var(--popup-border-dark);
}
.security-warning {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7em;
    color: #e74c3c;
    white-space: nowrap;
    opacity: 0.7;
}

/* 버튼 공통 */
.action-btn, .tab-button, .buy-btn, .use-btn, #confirm-password-btn, #reset-data-btn {
  background-color: var(--button-bg-light);
  color: var(--button-text-light);
  border: none;
  padding: 10px 15px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  font-size: 1em;
  transition: 0.2s;
  user-select: none;
}
.action-btn:hover, .tab-button:hover, .buy-btn:hover, .use-btn:hover, #confirm-password-btn:hover, #reset-data-btn:hover {
  filter: brightness(1.1);
}
.action-btn:active, .tab-button:active, .buy-btn:active, .use-btn:active, #confirm-password-btn:active, #reset-data-btn:active {
  transform: scale(0.95);
}
body.dark-mode .action-btn, body.dark-mode .buy-btn, body.dark-mode .use-btn, body.dark-mode #confirm-password-btn, body.dark-mode #reset-data-btn {
  background-color: var(--button-bg-dark);
  color: var(--button-text-dark);
}
/* 팝업 공통 */
.popup {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.6);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  overflow: auto;
}
.popup.hidden {
  display: none;
}
.popup-content {
  background: var(--popup-bg-light);
  border: 1px solid var(--popup-border-light);
  border-radius: 15px;
  padding: 30px;
  max-width: 480px;
  width: 90%;
  box-sizing: border-box;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  color: var(--text-color-light);
}
body.dark-mode .popup-content {
  background: var(--popup-bg-dark);
  border-color: var(--popup-border-dark);
  color: var(--text-color-dark);
}
.popup-close-btn {
  position: absolute;
  top: 10px; right: 10px;
  background: none;
  border: none;
  font-size: 2em;
  color: #999;
  cursor: pointer;
  border-radius: 50%;
  width: 30px; height: 30px;
  line-height: 30px;
  text-align: center;
  z-index: 1001;
}
.popup-close-btn:hover {
  color: #666;
  background-color: rgba(0,0,0,0.1);
}
/* 탭 버튼 */
.tab-buttons-container {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  justify-content: center;
}
.tab-button {
  flex: 1;
  background-color: var(--button-bg-light);
  color: var(--button-text-light);
}
body.dark-mode .tab-button {
  background-color: var(--button-bg-dark);
  color: var(--button-text-dark);
}
.tab-button.active {
  background-color: #ffb700;
  color: #000;
  font-weight: bold;
}
/* 탭 내용 */
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}
/* 아이템 리스트 */
.item-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.shop-item, .owned-item {
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 10px;
  padding: 10px;
  background: rgba(0,0,0,0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
body.dark-mode .shop-item, body.dark-mode .owned-item {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
}
.item-info {
  flex-grow: 1;
}
.item-name {
  font-weight: 600;
  font-size: 1.1em;
}
.item-desc {
  font-size: 0.85em;
  color: #666;
}
body.dark-mode .item-desc {
  color: #bbb;
}
.item-cost {
  font-weight: bold;
  color: #444;
  white-space: nowrap;
}
body.dark-mode .item-cost {
  color: #ddd;
}
.buy-btn, .use-btn {
  min-width: 80px;
  padding: 8px 14px;
}
textarea {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--popup-border-light);
  resize: vertical;
  min-height: 70px;
  font-size: 0.9em;
  font-family: inherit;
  box-sizing: border-box;
}
body.dark-mode textarea {
  border-color: var(--popup-border-dark);
  background-color: var(--background-color-dark);
  color: var(--text-color-dark);
}
.error-message {
  color: #e74c3c;
  font-size: 0.9em;
  margin-top: -12px;
  margin-bottom: 12px;
  text-align: center;
}
.warning-text {
  color: #e67e22;
  font-size: 0.85em;
  margin-top: 10px;
  text-align: center;
}
#password-input-field {
  width: 100%;
  padding: 10px;
  font-size: 1.1em;
  border-radius: 8px;
  border: 1px solid #ccc;
  margin-bottom: 12px;
  text-align: center;
}
body.dark-mode #password-input-field {
  border-color: var(--popup-border-dark);
  background-color: var(--background-color-dark);
  color: var(--text-color-dark);
}

/* --- 효과 지시자 스타일 --- */
.effect-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(0, 0, 0, 0.7);
    color: gold;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 1.5em;
    font-weight: bold;
    z-index: 2000;
    white-space: nowrap;
    animation: fadeInOut 2s forwards;
    pointer-events: none; /* 클릭 방지 */
}
@keyframes fadeInOut {
    0% { opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { opacity: 0; }
}

/* 중력 역전 구름용 - 둥둥 떠다니는 아기도티들을 감싸는 컨테이너 */
.floating-doti-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 52; /* 아기도티보다 높은 Z-index */
}

/* 데이터 초기화 버튼 스타일 */
#reset-data-btn {
    width: auto; /* 내용에 맞춰 너비 자동 조절 */
    margin: 20px auto 0; /* 중앙 정렬 */
    background-color: #e74c3c; /* 빨간색 계열 */
    color: white;
    display: block; /* 블록 요소로 만들어서 margin auto 적용 */
}
#reset-data-btn:hover {
    background-color: #c0392b;
    filter: none; /* brightness 필터 해제 */
}