/* Labubu拼图游戏样式 */

/* 游戏头部 */
.game-header {
    background: white;
    box-shadow: var(--shadow-soft);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.game-title {
    display: flex;
    align-items: center;
    gap: 16px;
}

.game-title h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.back-btn {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}

.back-btn:hover {
    background: var(--bg-secondary);
    color: var(--labubu-pink);
}

.game-stats {
    display: flex;
    gap: 24px;
}

.stat-item {
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

/* 设置面板 */
.setup-panel {
    min-height: calc(100vh - 80px);
    background: var(--bg-secondary);
    padding: 32px 0;
}

.setup-content {
    background: white;
    border-radius: var(--border-radius);
    padding: 32px;
    box-shadow: var(--shadow-soft);
    max-width: 1000px;
    margin: 0 auto;
}

.setup-header h2 {
    color: var(--text-primary);
}

/* 图片上传区域 */
.upload-section {
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: var(--border-radius);
}

.preset-images {
    margin-bottom: 24px;
}

.preset-image-item {
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.preset-image-item:hover {
    transform: translateY(-2px);
}

.preset-image-item.selected {
    transform: scale(1.05);
}

.preset-image-item.selected > div {
    box-shadow: 0 0 0 3px var(--labubu-pink);
}

.upload-area {
    border: 2px dashed #d1d5db;
    border-radius: var(--border-radius);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: white;
}

.upload-area:hover {
    border-color: var(--labubu-pink);
    background: #fef7f7;
}

.upload-area.dragover {
    border-color: var(--labubu-pink);
    background: #fef7f7;
    transform: scale(1.02);
}

.upload-placeholder {
    color: var(--text-secondary);
}

.image-preview {
    margin-top: 16px;
}

.image-preview img {
    border: 2px solid #e5e7eb;
}

/* 游戏设置区域 */
.settings-section {
    background: white;
    padding: 24px;
    border-radius: var(--border-radius);
    border: 1px solid #e5e7eb;
}

.difficulty-option {
    position: relative;
}

.difficulty-label {
    display: block;
    padding: 16px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: white;
}

.difficulty-label:hover {
    border-color: var(--labubu-pink);
    background: #fef7f7;
}

.difficulty-option input:checked + .difficulty-label {
    border-color: var(--labubu-pink);
    background: var(--labubu-pink);
    color: white;
}

.start-game-btn {
    background: linear-gradient(135deg, var(--labubu-pink), #ec4899);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
}

.start-game-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.start-game-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* 游戏主体 */
.game-main {
    padding: 24px 0;
    min-height: calc(100vh - 80px);
    background: var(--bg-secondary);
}

.game-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 拼图区域 */
.puzzle-area {
    background: white;
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

.puzzle-container {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

.puzzle-board {
    display: grid;
    gap: 2px;
    background: #e5e7eb;
    padding: 2px;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    max-width: 500px;
    max-height: 500px;
}

.puzzle-piece {
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
    user-select: none;
}

.puzzle-piece:hover {
    transform: scale(1.05);
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.puzzle-piece.selected {
    border-color: #fbbf24;
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.3);
    transform: scale(1.1);
    z-index: 20;
}

.puzzle-piece.correct {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

.puzzle-piece.hint {
    animation: hintAnimation 1s ease-in-out infinite;
}

.puzzle-piece.empty {
    background: #f3f4f6;
    border: 2px dashed #d1d5db;
    cursor: default;
}

.puzzle-piece.dragging {
    opacity: 0.7;
    transform: rotate(5deg) scale(1.1);
    z-index: 1000;
}

/* 游戏控制按钮 */
.game-controls {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 参考区域 */
.reference-area {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.reference-image {
    background: white;
    padding: 16px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    position: relative;
}

.reference-image img {
    border-radius: 8px;
}

.toggle-reference-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-reference-btn:hover {
    background: rgba(0,0,0,0.9);
}

.reference-image.hidden img {
    filter: blur(10px);
    opacity: 0.3;
}

.info-card {
    background: white;
    padding: 16px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

.info-card h4 {
    color: var(--text-primary);
}

.info-card p,
.info-card li {
    color: var(--text-secondary);
}

/* 游戏覆盖层 */
.game-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.overlay-content {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 400px;
    width: 90%;
    box-shadow: var(--shadow-hover);
}

.overlay-icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.overlay-content h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.overlay-content p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.overlay-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 12px;
}

.overlay-stat {
    text-align: center;
}

.overlay-stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.overlay-stat-value {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.overlay-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 动画效果 */
@keyframes hintAnimation {
    0%, 100% { 
        transform: scale(1); 
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); 
    }
    50% { 
        transform: scale(1.05); 
        box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); 
    }
}

@keyframes correctPlacement {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.puzzle-piece.placed {
    animation: correctPlacement 0.3s ease-in-out;
}

/* 进度条 */
.progress-bar {
    width: 100%;
    height: 8px;
    background: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
    margin: 16px 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--labubu-pink), #ec4899);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .game-layout {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .reference-area {
        order: -1;
    }
    
    .reference-image {
        max-width: 300px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .setup-content {
        padding: 24px 16px;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .game-stats {
        justify-content: center;
    }
    
    .puzzle-board {
        max-width: 350px;
        max-height: 350px;
    }
    
    .overlay-content {
        padding: 24px;
    }
    
    .overlay-buttons {
        flex-direction: column;
    }
    
    .game-controls {
        justify-content: center;
    }
    
    .preset-images .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .game-title h1 {
        font-size: 1.5rem;
    }
    
    .stat-value {
        font-size: 16px;
    }
    
    .puzzle-board {
        max-width: 280px;
        max-height: 280px;
    }
    
    .setup-content {
        padding: 16px;
    }
    
    .upload-area {
        padding: 24px 16px;
    }
    
    .difficulty-label {
        padding: 12px;
    }
}

/* 工具类 */
.hidden {
    display: none !important;
}

.disabled {
    opacity: 0.6;
    pointer-events: none;
}

/* 暂停状态 */
.game-paused .puzzle-board {
    filter: blur(5px);
    pointer-events: none;
}

.game-paused .puzzle-piece {
    cursor: default;
}

/* 拖拽状态 */
.drag-over {
    background: rgba(251, 191, 36, 0.1);
    border-color: #fbbf24 !important;
}

/* 成功完成动画 */
.puzzle-complete .puzzle-piece {
    animation: completeAnimation 0.6s ease-in-out;
}

@keyframes completeAnimation {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* 加载状态 */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}