/* 基础样式设置 (CSS) */
:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --bg-dark: #0f172a;
    --bg-panel: #1e293b;
    --bg-highlight: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* 资源颜色 */
    --resource-catnip: #10b981;
    --resource-wood: #d97706;
    --resource-minerals: #6b7280;
    --resource-tech: #3b82f6;
    --resource-catpower: #f59e0b;
    --resource-cats: #a855f7;
    --resource-fur: #b45309;
    --resource-ivory: #fbbf24;
}

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

body {
    font-family: 'Comic Sans MS', 'Marker Felt', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 头部样式 */
.game-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

.game-header h1 {
    font-size: clamp(1.8rem, 5vw, 3rem);
    margin-bottom: 0.5rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.game-header p {
    opacity: 0.9;
    font-size: 1rem;
}

/* 游戏状态区域 */
.game-status {
    background-color: var(--bg-panel);
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.time-display, .happiness-display {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.time-display i, .happiness-display i {
    color: var(--accent);
}

/* 主游戏容器 */
.game-container {
    display: flex;
    flex: 1;
    padding: 1rem;
    gap: 1.5rem;
}

/* 资源面板 */
.resource-panel {
    width: 100%;
    max-width: 300px;
    background-color: var(--bg-panel);
    border-radius: 8px;
    padding: 1.2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
}

.resource-panel h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--bg-highlight);
}

.resource-item {
    margin-bottom: 1rem;
}

.resource-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
}

.resource-icon {
    width: 20px;
    text-align: center;
}

.resource-name {
    flex: 1;
    margin: 0 0.5rem;
}

.resource-value {
    font-weight: bold;
    text-align: right;
    min-width: 80px;
}

.resource-bar-container {
    height: 8px;
    background-color: var(--bg-highlight);
    border-radius: 4px;
    overflow: hidden;
}

.resource-bar {
    height: 100%;
    transition: width 0.5s ease-in-out;
}

/* 资源颜色 */
.resource-bar.catnip, .resource-icon.catnip {
    color: var(--resource-catnip);
    background-color: var(--resource-catnip);
}

.resource-bar.wood, .resource-icon.wood {
    color: var(--resource-wood);
    background-color: var(--resource-wood);
}

.resource-bar.minerals, .resource-icon.minerals {
    color: var(--resource-minerals);
    background-color: var(--resource-minerals);
}

.resource-bar.tech, .resource-icon.tech {
    color: var(--resource-tech);
    background-color: var(--resource-tech);
}

.resource-bar.catpower, .resource-icon.catpower {
    color: var(--resource-catpower);
    background-color: var(--resource-catpower);
}

.resource-icon.cats {
    color: var(--resource-cats);
}

.resource-icon.fur {
    color: var(--resource-fur);
}

.resource-icon.ivory {
    color: var(--resource-ivory);
}

/* 游戏提示 */
.game-hints {
    margin-top: auto;
    padding-top: 1rem;
    margin-top: 1.5rem;
    border-top: 2px solid var(--bg-highlight);
}

.game-hints h3 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.game-hints ul {
    list-style: none;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.game-hints li {
    margin-bottom: 0.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.game-hints i {
    width: 16px;
    text-align: center;
    color: var(--text-muted);
}

/* 主面板样式 */
.main-panel {
    flex: 1;
    background-color: var(--bg-panel);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
}

/* 标签导航 */
.tabs-nav {
    display: flex;
    background-color: var(--bg-highlight);
}

.tab {
    flex: 1;
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
    opacity: 0.7;
}

.tab.active {
    background-color: var(--primary);
    opacity: 1;
}

.tab:hover:not(.active) {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.1);
}

/* 标签内容 */
.tab-content {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.tab-pane h2 {
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--bg-highlight);
}

/* 项目网格 */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.2rem;
}

/* 游戏项目样式 */
.game-item {
    background-color: var(--bg-highlight);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.game-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.game-item.selected {
    border-color: var(--primary);
}

.game-item h3 {
    margin-bottom: 0.7rem;
    color: var(--text-primary);
}

.item-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.item-cost {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-style: italic;
}

/* 按钮样式 */
.action-btn {
    width: 100%;
    padding: 0.6rem;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-weight: bold;
    transition: background-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.action-btn:hover {
    background-color: #5254f8;
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.increase-btn {
    background-color: #10b981;
    flex: 1;
}

.increase-btn:hover {
    background-color: #059669;
}

.decrease-btn {
    background-color: #ef4444;
    flex: 1;
}

.decrease-btn:hover {
    background-color: #dc2626;
}

.hunt-btn {
    background-color: var(--resource-fur);
    width: 100%;
    margin-top: 0.5rem;
}

.hunt-btn:hover {
    background-color: #92400e;
}

.research-btn {
    background-color: var(--resource-tech);
}

.research-btn:hover {
    background-color: #2563eb;
}

/* 消息日志 */
.message-log {
    background-color: var(--bg-panel);
    padding: 1rem 1.5rem;
    margin-top: 1rem;
}

.log-content {
    height: 100px;
    overflow-y: auto;
    font-size: 0.9rem;
    line-height: 1.5;
}

.log-content p {
    margin-bottom: 0.3rem;
    padding-left: 0.5rem;
    border-left: 2px solid transparent;
}

.log-content p:nth-child(odd) {
    border-left-color: var(--primary);
}

.log-content span {
    color: var(--text-muted);
}

/* 页脚样式 */
footer {
    text-align: center;
    padding: 1rem;
    background-color: #0f172a;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .game-container {
        flex-direction: column;
    }
    
    .resource-panel {
        max-width: 100%;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
    
    .game-status {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
}

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