/* 全局样式 */
body {
    margin: 0;
    padding: 0;
}

/* 头部 */
.layui-header {
    background-color: #393D49;
}

.layui-logo {
    line-height: 60px;
    font-size: 16px;
    font-weight: bold;
    padding-left: 20px;
}

/* 首页Banner */
.home-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.banner-content h1 {
    font-size: 42px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.banner-btns {
    margin-top: 20px;
}

/* 服务区块 */
.service-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
    color: #333;
}

.service-card {
    background: #fff;
    padding: 30px;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.service-card h3 {
    margin: 15px 0 10px;
    font-size: 18px;
}

.service-card p {
    color: #666;
    font-size: 14px;
}

/* 链接形式的服务卡片 */
a.service-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

a.service-card h3 {
    color: #333;
}

a.service-card p {
    color: #666;
}

/* 关于我们 */
.about-section {
    padding: 60px 0;
    background: #fff;
}

/* 登录注册页面 */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    width: 400px;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.login-links {
    text-align: center;
    margin-top: 15px;
}

.login-links a {
    color: #1E9FFF;
}

/* 表单优化 */
.layui-form-label {
    width: 50px;
    text-align: center;
    padding-left: 0;
    padding-right: 0;
}

.layui-input-block {
    margin-left: 60px;
}

/* 卡片 */
.layui-card {
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* 表格 */
.layui-table th {
    background-color: #f8f9fa;
    font-weight: 600;
}

/* 底部 */
.layui-footer {
    text-align: center;
    color: #999;
    font-size: 13px;
}

/* ========== 侧边栏手风琴样式 ========== */
.sidebar-accordion {
    padding: 10px 0;
}

.accordion-item {
    margin-bottom: 5px;
}

.accordion-header {
    padding: 12px 15px;
    background: #2F4056;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: all 0.3s;
    border-radius: 4px;
    margin: 0 10px 5px;
}

.accordion-header:hover {
    background: #3A4F67;
}

.accordion-arrow {
    margin-right: 8px;
    font-size: 12px;
    transition: transform 0.3s;
}

.accordion-header span:nth-child(2) {
    flex: 1;
    font-size: 14px;
}

.accordion-count {
    background: #1E9FFF;
    color: #fff;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
}

.accordion-count.coming-soon {
    background: #FFB800;
    font-size: 11px;
}

.accordion-body {
    background: #20222A;
    margin: 0 10px;
    border-radius: 4px;
}

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

.accordion-list li {
    border-bottom: 1px solid #2F4056;
}

.accordion-list li:last-child {
    border-bottom: none;
}

.accordion-project-item {
    padding: 0;
    transition: all 0.3s;
}

.accordion-project-item:hover {
    background: #2F4056;
}

.accordion-project-item.active {
    background: #1E9FFF;
}

.accordion-project-item a {
    display: block;
    padding: 10px 15px 10px 30px;
    color: #fff;
    text-decoration: none;
}

.accordion-project-item .project-title {
    font-size: 13px;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.accordion-project-item .project-meta {
    display: flex;
    align-items: center;
    font-size: 11px;
    color: #999;
}

.accordion-project-item .project-code {
    margin-right: 8px;
}

.accordion-project-item .project-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #FFB800;
    margin-right: 4px;
}

.accordion-project-item.status-completed .project-status-dot {
    background: #5FB878;
}

.accordion-project-item.status-collecting .project-status-dot {
    background: #1E9FFF;
}

.accordion-project-item.status-processing .project-status-dot {
    background: #FFB800;
}

.accordion-empty {
    text-align: center;
    padding: 30px 15px;
    color: #999;
}

.accordion-empty i {
    display: block;
    margin-bottom: 10px;
}

.accordion-empty p {
    margin: 0;
    font-size: 13px;
}