/* 供需广场 - 白蓝色主题 */

/* 通知提示样式 - 覆盖默认深色主题 */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 1rem 2rem;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    color: #000000;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.15);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 3000;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-color: #10b981;
    background: #f0fdf4;
    color: #065f46;
}

.notification.error {
    border-color: #ef4444;
    background: #fef2f2;
    color: #991b1b;
}

.notification.info {
    border-color: #3b82f6;
    background: #eff6ff;
    color: #1e40af;
}

:root {
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(37, 99, 235, 0.15);
    --radius: 12px;
    --radius-lg: 16px;
}

/* 基础样式 */
body {
    background: var(--bg-color);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* 导航栏 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.nav-brand {
    color: var(--primary-color);
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 按钮样式 */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 8px 22px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

/* 页面头部 */
.gongxu-page {
    padding: 100px 0 60px;
    min-height: 100vh;
    background: linear-gradient(180deg, #eff6ff 0%, var(--bg-color) 100%);
}

.gongxu-header {
    text-align: center;
    margin-bottom: 40px;
}

.gongxu-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gongxu-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* 操作按钮 */
.gongxu-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.btn-publish {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-publish:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.btn-my-gongxu {
    background: white;
    color: var(--text-primary);
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    border: 2px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-my-gongxu:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: var(--shadow);
}

/* 筛选按钮 */
.gongxu-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: white;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

/* 搜索框 */
.search-box {
    display: flex;
    gap: 12px;
    max-width: 600px;
    margin: 0 auto 30px;
}

.search-input {
    flex: 1;
    padding: 14px 24px;
    border: 2px solid var(--border-color);
    border-radius: 30px;
    background: white;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.search-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* 供需卡片网格 */
.gongxu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 供需卡片 */
.gongxu-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: var(--shadow);
}

.gongxu-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(37, 99, 235, 0.2);
}

.gongxu-type {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 12px;
}

.gongxu-type.supply {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.gongxu-type.demand {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.gongxu-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.gongxu-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.gongxu-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.gongxu-category {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.gongxu-price {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
}

.gongxu-time {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.gongxu-images {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.gongxu-image-thumb {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

/* 加载更多 */
.load-more {
    text-align: center;
    margin-top: 40px;
}

.btn-load-more {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 12px 40px;
    border-radius: 30px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-load-more:hover {
    background: var(--primary-color);
    color: white;
}

/* 模态框 */
.modal {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
}

.modal-title {
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 16px;
    margin-bottom: 24px;
}

/* 表单样式 */
.form-group label {
    color: var(--text-primary);
    font-weight: 500;
}

.form-input {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* 分类选择 */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
}

.category-item {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.category-item.selected {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-color: transparent;
}

.category-item i {
    font-size: 1.5rem;
    margin-bottom: 8px;
    display: block;
}

/* 图片上传 */
.image-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    background: white;
    transition: all 0.3s ease;
}

.image-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(37, 99, 235, 0.02);
}

/* 详情弹窗 */
.detail-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.detail-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.detail-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.detail-info-item {
    background: #f8fafc;
    padding: 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.detail-info-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 4px;
}

.detail-info-value {
    color: var(--text-primary);
    font-weight: 600;
}

.detail-info-value.price {
    color: var(--primary-color);
}

.detail-description {
    background: #f8fafc;
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    line-height: 1.8;
    color: var(--text-primary);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 4rem;
    color: var(--border-color);
    margin-bottom: 20px;
}

/* 响应式 */
@media (max-width: 768px) {
    .gongxu-grid {
        grid-template-columns: 1fr;
        padding: 0 16px;
    }
    
    .gongxu-header h1 {
        font-size: 1.8rem;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}