/* PPTOS广场样式 */

/* 变量定义 */
:root {
    --primary-color: #1890ff;
    --secondary-color: #1890ff;
    --success-color: #51cf66;
    --danger-color: #ff6b6b;
    --warning-color: #ffd43b;
    --info-color: #22b8cf;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --card-bg: #ffffff;
    --bg-color: #f5f7fa;
    --text-color: #333333;
    --text-secondary: #666666;
    --border-color: #e9ecef;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* 基础样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部导航栏 */
.header {
    background-color: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    margin-right: 0.5rem;
}

.search-box {
    flex: 1;
    max-width: 500px;
    margin: 0 2rem;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.1);
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin-left: 1.5rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.user-info {
    display: flex;
    align-items: center;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 0.5rem;
}

/* 轮播图 */
.carousel {
    margin: 2rem 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.carousel img {
    width: 100%;
    height: auto;
    display: block;
}

/* 分类导航 */
.category-nav {
    background-color: white;
    padding: 1rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1rem;
}

.category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    padding: 1rem;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.category-item:hover {
    background-color: var(--light-color);
    filter: brightness(0.95);
}

.category-item i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.category-item span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* 内容区块 */
.section {
    margin-bottom: 3rem;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.section-title h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.view-all {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
}

.view-all:hover {
    text-decoration: underline;
}

/* 作品卡片网格 */
.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* 作品卡片 */
.work-card {
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all 0.3s ease;
}

.work-card:hover {
    box-shadow: var(--shadow-lg);
    filter: brightness(0.95);
    transition: all 0.3s ease;
}

.work-card-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.work-card-body {
    padding: 1rem;
}

.work-card-title {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.work-card-author {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.work-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.work-card-price {
    font-weight: 600;
}

.work-card-price.free {
    color: var(--success-color);
}

.work-card-price.paid {
    color: var(--danger-color);
}

.work-card-actions {
    display: flex;
    gap: 0.5rem;
}

/* 按钮样式 */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    box-shadow: 0 5px 15px rgba(24, 144, 255, 0.4);
    filter: brightness(0.9);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #40c057;
    filter: brightness(0.9);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* 底部 */
.footer {
    background-color: white;
    padding: 3rem 0 1rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav {
        flex-wrap: wrap;
        padding: 1rem;
    }
    
    .search-box {
        order: 3;
        width: 100%;
        margin: 1rem 0;
    }
    
    .nav-menu {
        display: none;
    }
    
    .work-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }
    
    .category-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
        gap: 0.5rem;
    }
}

/* 创作者中心样式 */
.dashboard {
    display: flex;
    min-height: calc(100vh - 60px);
}

.sidebar {
    width: 250px;
    background-color: white;
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    position: sticky;
    top: 60px;
    height: calc(100vh - 60px);
    overflow-y: auto;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu li {
    margin-bottom: 0.5rem;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--text-color);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    gap: 0.5rem;
}

.sidebar-menu a:hover {
    background-color: var(--light-color);
    color: var(--primary-color);
}

.sidebar-menu a.active {
    background-color: var(--primary-color);
    color: white;
}

.main-content {
    flex: 1;
    padding: 2rem;
}

/* 表单样式 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* 卡片样式 */
.card {
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.card-title {
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
    font-weight: 600;
}

/* 状态标签 */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-success {
    background-color: var(--success-color);
    color: white;
}

.badge-warning {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.badge-danger {
    background-color: var(--danger-color);
    color: white;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.pagination li {
    margin: 0 0.25rem;
}

.pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.pagination a:hover {
    background-color: var(--light-color);
}

.pagination .active a {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 面包屑 */
.breadcrumb {
    display: flex;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb li:not(:last-child)::after {
    content: '>';
    margin: 0 0.5rem;
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}