/* 基础样式 - 大地色系+森林绿 */
        :root {
            --earth-brown: #8B7355;
            --earth-light: #C4BBAF;
            --forest-dark: #2C5E1A;
            --forest-mid: #4A7856;
            --forest-light: #7D9F6F;
            --accent-color: #E6C229;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #F5F1E8;
            color: #333;
            line-height: 1.6;
            background-image: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M0,0 L100,0 L100,100 L0,100 Z" fill="none" stroke="%23C4BBAF" stroke-width="0.5" stroke-dasharray="5,5"/></svg>');
        }
        
        /* 手绘风格元素 */
        .hand-drawn {
            position: relative;
        }
        
        .hand-drawn:after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border: 2px solid var(--earth-brown);
            border-radius: 255px 15px 225px 15px/15px 225px 15px 255px;
            pointer-events: none;
        }
        
        /* 树叶形状导航栏 */
        .leaf-nav {
            background-color: var(--forest-dark);
            padding: 1rem 0;
            position: relative;
            clip-path: polygon(0 0, 100% 0, 100% 80%, 50% 100%, 0 80%);
            margin-bottom: 2rem;
        }
        
        .leaf-nav ul {
            display: flex;
            justify-content: center;
            list-style: none;
            padding: 0;
            margin: 0;
            flex-wrap: wrap;
        }
        
        .leaf-nav li {
            margin: 0 1.5rem;
            position: relative;
        }
        
        .leaf-nav a {
            color: white;
            text-decoration: none;
            font-weight: bold;
            padding: 0.5rem 1rem;
            display: block;
            transition: all 0.3s ease;
            background-color: var(--forest-mid);
            border-radius: 50% 20% / 10% 40%;
            box-shadow: 3px 3px 5px rgba(0,0,0,0.2);
        }
        
        .leaf-nav a:hover {
            background-color: var(--forest-light);
            transform: translateY(-3px);
        }
        
        /* 页眉 */
        .page-header {
            text-align: center;
            padding: 3rem 0;
            background: linear-gradient(to bottom, var(--forest-dark), var(--forest-mid));
            color: white;
            position: relative;
            margin-bottom: 2rem;
        }
        
        .page-header h1 {
            font-size: 2.5rem;
            margin: 0;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        
        .breadcrumb {
            display: flex;
            justify-content: center;
            list-style: none;
            padding: 0;
            margin: 1rem 0 0;
        }
        
        .breadcrumb li {
            margin: 0 0.5rem;
        }
        
        .breadcrumb li:after {
            content: "›";
            margin-left: 1rem;
            color: var(--earth-light);
        }
        
        .breadcrumb li:last-child:after {
            content: "";
        }
        
        .breadcrumb a {
            color: white;
            text-decoration: none;
        }
        
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        
        /* 主要内容区 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        
        /* 卡片样式 */
        .card {
            background-color: white;
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 2rem;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            position: relative;
            overflow: hidden;
        }
        
        .card-title {
            color: var(--forest-dark);
            border-bottom: 2px dashed var(--earth-light);
            padding-bottom: 0.5rem;
            margin-top: 0;
        }
        
        /* 列表筛选 */
        .list-filters {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
            background-color: white;
            padding: 1rem;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        
        .filter-group {
            flex: 1;
            min-width: 200px;
        }
        
        .filter-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: var(--earth-brown);
            font-weight: bold;
        }
        
        .filter-group select, 
        .filter-group input {
            width: 100%;
            padding: 0.5rem;
            border: 1px solid var(--earth-light);
            border-radius: 4px;
            background-color: white;
        }
        
        /* 项目列表 */
        .project-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 1.5rem;
        }
        
        .project-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
            transition: transform 0.3s;
            border: 1px solid var(--earth-light);
        }
        
        .project-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .project-image {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        
        .project-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .project-card:hover .project-image img {
            transform: scale(1.1);
        }
        
        .project-status {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background-color: rgba(255,255,255,0.9);
            padding: 0.25rem 0.5rem;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: bold;
        }
        
        .status-ongoing {
            color: var(--forest-dark);
        }
        
        .status-completed {
            color: var(--earth-brown);
        }
        
        .status-upcoming {
            color: var(--accent-color);
        }
        
        .project-content {
            padding: 1.5rem;
        }
        
        .project-title {
            color: var(--forest-dark);
            margin: 0 0 0.5rem 0;
            font-size: 1.2rem;
        }
        
        .project-meta {
            display: flex;
            justify-content: space-between;
            color: var(--earth-brown);
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }
        
        .project-location {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        
        .project-description {
            color: #666;
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .project-progress {
            margin-bottom: 1rem;
        }
        
        .progress-bar {
            height: 8px;
            background-color: var(--earth-light);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 0.5rem;
        }
        
        .progress-fill {
            height: 100%;
            background-color: var(--forest-mid);
            width: 0%;
            transition: width 1s ease;
        }
        
        .progress-text {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--earth-brown);
        }
        
        .project-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .project-button {
            background-color: var(--forest-mid);
            color: white;
            border: none;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            cursor: pointer;
            font-weight: bold;
            transition: background-color 0.3s;
        }
        
        .project-button:hover {
            background-color: var(--forest-dark);
        }
        
        .project-stats {
            display: flex;
            gap: 1rem;
        }
        
        .stat-item {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.9rem;
            color: var(--earth-brown);
        }
        
        /* 表格列表 */
        .table-list {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 2rem;
            background-color: white;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
            border-radius: 8px;
            overflow: hidden;
        }
        
        .table-list th {
            background-color: var(--forest-dark);
            color: white;
            padding: 1rem;
            text-align: left;
        }
        
        .table-list td {
            padding: 1rem;
            border-bottom: 1px solid var(--earth-light);
        }
        
        .table-list tr:last-child td {
            border-bottom: none;
        }
        
        .table-list tr:hover {
            background-color: #f9f9f9;
        }
        
        .table-badge {
            display: inline-block;
            padding: 0.25rem 0.5rem;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: bold;
        }
        
        .badge-success {
            background-color: rgba(44, 94, 26, 0.1);
            color: var(--forest-dark);
        }
        
        .badge-warning {
            background-color: rgba(230, 194, 41, 0.1);
            color: var(--accent-color);
        }
        
        .badge-info {
            background-color: rgba(139, 115, 85, 0.1);
            color: var(--earth-brown);
        }
        
        /* 分页 */
        .pagination {
            display: flex;
            justify-content: center;
            list-style: none;
            padding: 0;
            margin: 2rem 0;
        }
        
        .pagination li {
            margin: 0 0.5rem;
        }
        
        .pagination a {
            display: block;
            padding: 0.5rem 1rem;
            border: 1px solid var(--earth-light);
            border-radius: 4px;
            color: var(--earth-brown);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .pagination a:hover, 
        .pagination .active a {
            background-color: var(--forest-mid);
            color: white;
            border-color: var(--forest-mid);
        }
        
        /* 页脚 */
        footer {
            background-color: var(--earth-brown);
            color: white;
            text-align: center;
            padding: 2rem 0;
            margin-top: 2rem;
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }
        
        .footer-links a {
            color: white;
            text-decoration: none;
        }
        
        .footer-links a:hover {
            text-decoration: underline;
        }
        
        .social-icons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin: 1rem 0;
        }
        
        .social-icons a {
            color: white;
            font-size: 1.5rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .project-list {
                grid-template-columns: 1fr;
            }
            
            .table-list {
                display: block;
                overflow-x: auto;
            }
        }