* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #0a0a1a;
  color: #ffffff;
  font-family: 'Segoe UI', Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.hidden {
  display: none !important;
}

/* 로비 */
#lobby {
  text-align: center;
}

#lobby h1 {
  font-size: 2.5rem;
  margin-bottom: 30px;
  color: #4ECDC4;
}

.lobby-box {
  background: #16213e;
  padding: 40px;
  border-radius: 16px;
  min-width: 360px;
}

.lobby-box input[type="text"] {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #0f3460;
  border-radius: 8px;
  background: #1a1a2e;
  color: #ffffff;
  font-size: 16px;
  margin-bottom: 16px;
  outline: none;
  text-align: center;
}

.lobby-box input[type="text"]:focus {
  border-color: #4ECDC4;
}

.lobby-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

button {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.1s, opacity 0.2s;
  flex: 1;
}

button:hover {
  transform: scale(1.03);
}

button:active {
  transform: scale(0.97);
}

#btn-create {
  background: #4ECDC4;
  color: #1a1a2e;
}

#btn-join-toggle {
  background: #FF6B6B;
  color: #ffffff;
}

#btn-create-confirm {
  background: #4ECDC4;
  color: #1a1a2e;
  width: 100%;
  margin-top: 8px;
}

#btn-join-confirm {
  background: #FF6B6B;
  color: #ffffff;
  width: 100%;
  margin-top: 8px;
}

#create-options,
#join-options {
  margin-top: 12px;
  padding: 16px;
  background: #1a1a2e;
  border-radius: 8px;
}

#create-options label {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
}

select {
  padding: 8px 12px;
  border: 2px solid #0f3460;
  border-radius: 6px;
  background: #16213e;
  color: #ffffff;
  font-size: 14px;
  outline: none;
}

#error-msg {
  color: #FF6B6B;
  margin-top: 12px;
  font-weight: bold;
}

/* 색상 선택 */
.color-selection {
  margin-bottom: 16px;
}

.color-selection label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: #4ECDC4;
}

.color-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.color-button {
  width: 40px;
  height: 40px;
  border: 3px solid transparent;
  border-radius: 50%;
  cursor: pointer;
  transition: border-color 0.2s;
}

.color-button.selected {
  border-color: #ffffff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

/* 대기실 */
#waiting-room {
  text-align: center;
  background: #16213e;
  padding: 40px;
  border-radius: 16px;
  min-width: 360px;
}

#waiting-room h2 {
  margin-bottom: 16px;
  color: #4ECDC4;
}

.room-code {
  font-size: 2rem;
  font-weight: bold;
  color: #FFD700;
  letter-spacing: 6px;
  background: #1a1a2e;
  padding: 8px 20px;
  border-radius: 8px;
  display: inline-block;
  margin: 8px 0;
  user-select: all;
}

#player-count {
  margin: 12px 0;
  color: #aaa;
}

#player-list {
  list-style: none;
  margin: 16px 0;
}

#player-list li {
  padding: 8px;
  font-size: 18px;
  font-weight: bold;
}

#btn-start {
  background: #4ECDC4;
  color: #1a1a2e;
  width: 100%;
  font-size: 18px;
  padding: 14px;
  margin-top: 12px;
}

#waiting-msg {
  color: #888;
  margin-top: 12px;
}

/* 게임 화면 */
#game-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
}

#game-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 1200px;
  margin-bottom: 8px;
}

#game-top-bar #stage-name {
  font-size: 18px;
  color: #4ECDC4;
  font-weight: bold;
}

#btn-leave-game {
  background: #e74c3c;
  color: #ffffff;
  padding: 8px 20px;
  font-size: 14px;
  flex: none;
}

#game-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 1200px;
  margin-bottom: 8px;
}
#game-top-bar #stage-name {
  font-size: 18px;
  color: #4ECDC4;
  font-weight: bold;
}
#btn-leave-game {
  background: #e74c3c;
  color: #ffffff;
  padding: 8px 20px;
  font-size: 14px;
  flex: none;
}
#game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  padding: 12px 16px;
  background: #16213e;
  border-radius: 8px 8px 0 0;
  margin-bottom: -2px;
  gap: 20px;
}
#stage-name {
  font-size: 18px;
  color: #4ECDC4;
  font-weight: bold;
  flex: 1;
}
#btn-quit-game {
  background: #ff4757;
  color: #ffffff;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
}
#btn-quit-game:hover {
  background: #ff3838;
  transform: scale(1.05);
}
#btn-quit-game:active {
  transform: scale(0.98);
}
#game-canvas {
  border: 2px solid #0f3460;
  border-radius: 8px;
  background: #1a1a2e;
}
#game-canvas {
  border: 2px solid #0f3460;
  border-radius: 0 0 8px 8px;
  background: #1a1a2e;
}
/* 모바일 조작 버튼 */
#mobile-controls {
  display: none;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  padding: 12px 16px;
  margin-top: 8px;
}
#mobile-left {
  display: flex;
  gap: 12px;
}
#mobile-right {
  display: flex;
}
.mobile-btn {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}
.mobile-btn:active {
  background: rgba(78, 205, 196, 0.4);
  border-color: #4ECDC4;
}
.mobile-btn-jump {
  width: 90px;
  height: 90px;
  font-size: 28px;
  background: rgba(78, 205, 196, 0.2);
  border-color: rgba(78, 205, 196, 0.4);
}
@media (pointer: coarse) {
  #mobile-controls {
    display: flex;
  }
  #game-canvas {
    width: 100%;
    height: auto;
  }
  #game-top-bar {
    width: 100%;
    max-width: 1200px;
  }
}
#game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  padding: 12px 16px;
  background: #16213e;
  border-radius: 8px 8px 0 0;
  margin-bottom: -2px;
  gap: 20px;
}

#stage-name {
  font-size: 18px;
  color: #4ECDC4;
  font-weight: bold;
  flex: 1;
}

#btn-quit-game {
  background: #ff4757;
  color: #ffffff;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
}

#btn-quit-game:hover {
  background: #ff3838;
  transform: scale(1.05);
}

#btn-quit-game:active {
  transform: scale(0.98);
}

#game-canvas {
  border: 2px solid #0f3460;
  border-radius: 0 0 8px 8px;
  background: #1a1a2e;
}

/* 맵 에디터 버튼 */
#btn-editor,
#btn-solo {
  background: #9b59b6;
  color: #ffffff;
  width: 100%;
  font-size: 16px;
  padding: 12px;
  margin-top: 8px;
}

#btn-solo {
  background: #2ecc71;
}

#btn-load-map {
  background: #3498db;
  color: #ffffff;
  width: 100%;
  font-size: 16px;
  padding: 12px;
  margin-top: 8px;
}

/* 맵 로드 화면 */
#load-map-screen {
  text-align: center;
  background: #16213e;
  padding: 30px;
  border-radius: 16px;
  min-width: 400px;
  max-width: 600px;
}

#load-map-screen h2 {
  margin-bottom: 20px;
  color: #4ECDC4;
}

#map-list-container {
  background: #1a1a2e;
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 16px;
  min-height: 100px;
  max-height: 300px;
  overflow-y: auto;
}

#map-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

#map-list li {
  background: #16213e;
  padding: 12px;
  margin-bottom: 8px;
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 2px solid #0f3460;
  transition: all 0.3s ease;
}

#map-list li:hover {
  border-color: #4ECDC4;
  background: #0f3460;
}

.map-item-info {
  text-align: left;
  flex: 1;
}

.map-item-name {
  font-weight: bold;
  color: #4ECDC4;
  margin-bottom: 4px;
}

.map-item-time {
  font-size: 12px;
  color: #888;
}

.map-item-buttons {
  display: flex;
  gap: 6px;
}

.map-item-buttons button {
  padding: 6px 12px;
  font-size: 12px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.map-load-btn {
  background: #2ecc71;
  color: #ffffff;
}

.map-load-btn:hover {
  background: #27ae60;
}

.map-delete-btn {
  background: #e74c3c;
  color: #ffffff;
}

.map-delete-btn:hover {
  background: #c0392b;
}

#btn-load-map-back {
  background: #555;
  color: #ffffff;
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

#btn-load-map-back:hover {
  background: #666;
}

/* 맵 에디터 */
#editor-screen {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}

#editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: #16213e;
  border-radius: 12px 12px 0 0;
  flex-wrap: wrap;
  gap: 10px;
}

#editor-header h2 {
  color: #4ECDC4;
  margin: 0;
  font-size: 1.3rem;
}

#editor-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

#editor-map-name {
  padding: 8px 12px;
  border: 2px solid #0f3460;
  border-radius: 6px;
  background: #1a1a2e;
  color: #ffffff;
  font-size: 14px;
  outline: none;
  width: 160px;
}

#editor-map-name:focus {
  border-color: #4ECDC4;
}

#editor-actions button {
  flex: none;
  padding: 8px 16px;
  font-size: 13px;
}

#btn-editor-save {
  background: #4ECDC4;
  color: #1a1a2e;
}

#btn-editor-save-map {
  background: #3498db;
  color: #ffffff;
}

#btn-editor-load-toggle {
  background: #f39c12;
  color: #1a1a2e;
}

#btn-editor-clear {
  background: #e74c3c;
  color: #ffffff;
}

/* 저장된 맵 패널 */
#saved-maps-panel {
  background: #16213e;
  padding: 16px;
  border-radius: 0 0 8px 8px;
  border-top: 2px solid #0f3460;
}

#saved-maps-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

#saved-maps-header h3 {
  color: #4ECDC4;
  margin: 0;
}

#btn-close-saved-maps {
  background: #555;
  color: #fff;
  padding: 6px 14px;
  font-size: 12px;
  flex: none;
}

#saved-maps-list {
  list-style: none;
  max-height: 200px;
  overflow-y: auto;
}

#saved-maps-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: #1a1a2e;
  border-radius: 6px;
  margin-bottom: 6px;
}

.saved-map-name {
  color: #ffffff;
  font-weight: bold;
  font-size: 14px;
}

.saved-map-date {
  color: #888;
  font-size: 11px;
  margin-left: 12px;
}

.saved-map-actions {
  display: flex;
  gap: 6px;
  margin-left: auto;
}

.saved-map-load {
  background: #4ECDC4;
  color: #1a1a2e;
  padding: 4px 12px;
  font-size: 12px;
  flex: none;
}

.saved-map-delete {
  background: #e74c3c;
  color: #ffffff;
  padding: 4px 12px;
  font-size: 12px;
  flex: none;
}

#no-saved-maps {
  color: #888;
  text-align: center;
  padding: 16px;
}

#btn-editor-back {
  background: #555;
  color: #ffffff;
}

#editor-body {
  display: flex;
  gap: 0;
  background: #0f0f23;
  border-radius: 0 0 12px 12px;
  overflow: hidden;
}

#editor-toolbar {
  width: 150px;
  min-width: 150px;
  background: #16213e;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.toolbar-title {
  color: #888;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 8px;
  margin-bottom: 4px;
  padding-bottom: 4px;
  border-bottom: 1px solid #0f3460;
}

.block-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: #1a1a2e;
  border: 2px solid transparent;
  border-radius: 6px;
  color: #ccc;
  font-size: 12px;
  cursor: pointer;
  transition: border-color 0.15s;
  flex: none;
}

.block-btn:hover {
  border-color: #4ECDC4;
  transform: none;
}

.block-btn.selected {
  border-color: #4ECDC4;
  color: #ffffff;
  background: #0f3460;
}

.block-preview {
  display: inline-block;
  width: 20px;
  height: 20px;
  border-radius: 3px;
  flex-shrink: 0;
}

.block-preview-normal { background: #16213e; border: 2px solid #0f3460; }
.block-preview-ice { background: #a8d8ea; border: 2px solid #6bb3d9; }
.block-preview-spike { background: #ff4757; border: 2px solid #c0392b; }
.block-preview-bounce { background: #2ecc71; border: 2px solid #27ae60; }
.block-preview-moving { background: #9b59b6; border: 2px solid #8e44ad; }
.block-preview-checkpoint { background: #f39c12; border: 2px solid #e67e22; }
.block-preview-spawn { background: #4ECDC4; border: 2px solid #3aafa9; }
.block-preview-goal { background: #FFD700; border: 2px solid #daa520; }
.block-preview-eraser { background: #555; border: 2px dashed #888; }

.toolbar-help {
  margin-top: auto;
}

.toolbar-help p {
  color: #666;
  font-size: 11px;
  line-height: 1.6;
}

#editor-canvas {
  border: none;
  cursor: crosshair;
  display: block;
}