/* 管理系统布局 - 钉钉科技蓝配色 + 插画风格 */
:root {
    --primary-color: #0052D9;  /* 钉钉科技蓝 */
    --primary-hover: #0041B8;
    --primary-light: #E7F3FF;
    --primary-gradient: linear-gradient(135deg, #0052D9 0%, #0084FF 100%);
    --success-color: #00A870;
    --warning-color: #ED7B2F;
    --error-color: #E34D59;
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-placeholder: #BBBBBB;
    --bg-color: #F5F7FA;
    --sidebar-bg: #FFFFFF;
    --sidebar-width: 240px;
    --border-color: #E5E6EB;
    --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --hover-shadow: 0 4px 20px rgba(0, 82, 217, 0.15);
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-color);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.5;
}

/* 主布局容器 */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* 左侧菜单栏 */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 1000;
}

/* Logo区域 */
.sidebar-logo {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.sidebar-logo-text {
    display: flex;
    flex-direction: column;
}

.sidebar-logo-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-logo-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 菜单导航 */
.sidebar-nav {
    flex: 1;
    padding: 20px 12px;
    overflow-y: auto;
}

.nav-menu {
    list-style: none;
}

.nav-item {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 14px;
}

.nav-link:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.nav-link.active {
    background: var(--primary-gradient);
    color: white;
    font-weight: 500;
}

.nav-link i {
    font-size: 18px;
}

.nav-badge {
    margin-left: auto;
    background: var(--error-color);
    color: white;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* 用户信息区域 */
.sidebar-user {
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.user-info-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-color);
    border-radius: 8px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.user-details {
    flex: 1;
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.user-role {
    font-size: 12px;
    color: var(--text-secondary);
}

.logout-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    padding: 4px;
    transition: all 0.3s ease;
}

.logout-btn:hover {
    color: var(--error-color);
}

/* 主内容区域 */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}

/* 顶部导航栏 */
.top-navbar {
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.navbar-actions {
    display: flex;
    gap: 12px;
}

/* 内容区域 */
.content-area {
    flex: 1;
    padding: 32px;
    overflow-y: auto;
}

/* 页面头部 */
.page-header {
    margin-bottom: 32px;
}

.page-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.page-title i {
    color: var(--primary-color);
}

.page-description {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 插画背景 */
.illustration-bg {
    position: relative;
    background: linear-gradient(135deg, #E7F3FF 0%, #F5F7FA 100%);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 24px;
    overflow: hidden;
}

.illustration-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 82, 217, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.illustration-bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 132, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

/* 卡片样式 */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    margin-bottom: 24px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

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

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header i {
    color: var(--primary-color);
    font-size: 20px;
}

.card-body {
    padding: 24px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 24px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.label-icon {
    color: var(--primary-color);
    font-size: 16px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: all 0.3s ease;
    background: white;
    color: var(--text-primary);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 82, 217, 0.1);
}

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

.form-textarea {
    resize: vertical;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px;
}

.form-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    appearance: none;
}

.input-hint {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.input-hint i {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--primary-color);
    opacity: 0.6;
}

/* 复选框组 */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 12px;
    background: #F5F7FA;
    border-radius: 8px;
    transition: all 0.3s ease;
    user-select: none;
}

.checkbox-label:hover {
    background: var(--primary-light);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-text {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

/* 信息卡片 */
.info-card {
    background: linear-gradient(135deg, #E7F3FF 0%, #F0F8FF 100%);
    border: 1px solid rgba(0, 82, 217, 0.2);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.info-icon {
    font-size: 24px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.info-content {
    flex: 1;
}

.info-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.info-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

/* 按钮样式 */
.btn {
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn i {
    font-size: 16px;
}

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

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 82, 217, 0.3);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-secondary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, #00A870 0%, #00D68F 100%);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 168, 112, 0.3);
}

/* 使用说明步骤 */
.info-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.step-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 加载状态 */
.loading-box {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    margin-bottom: 24px;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--primary-light);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    margin: 0 auto 16px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* 进度详情 */
.progress-details {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.progress-bar-container {
    width: 100%;
    height: 8px;
    background: var(--primary-light);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #0078FF);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(0, 82, 217, 0.5);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.progress-message {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.progress-percent {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 600;
}

/* 步骤指示器 */
.progress-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    background: var(--bg-color);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.step-item.active {
    background: var(--primary-light);
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.step-item.completed {
    background: #E8F8F2;
    border: 2px solid var(--success-color);
}

.step-item i {
    font-size: 24px;
    color: var(--text-placeholder);
    transition: color 0.3s ease;
}

.step-item.active i {
    color: var(--primary-color);
    animation: pulse 1.5s ease-in-out infinite;
}

.step-item.completed i {
    color: var(--success-color);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.step-item span {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
}

.step-item.active span {
    color: var(--primary-color);
    font-weight: 600;
}

.step-item.completed span {
    color: var(--success-color);
    font-weight: 500;
}

/* 结果显示 */
.result-box {
    background: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.result-message {
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.result-message.success {
    background: #E8F8F2;
    color: var(--success-color);
    border: 1px solid rgba(0, 168, 112, 0.2);
}

.result-message.success::before {
    content: '\f26a';
    font-family: 'bootstrap-icons';
    font-size: 18px;
}

.result-message.error {
    background: #FFECE8;
    color: var(--error-color);
    border: 1px solid rgba(227, 77, 89, 0.2);
}

.result-message.error::before {
    content: '\f339';
    font-family: 'bootstrap-icons';
    font-size: 18px;
}

/* 文章预览列表 */
.article-preview {
    max-height: 600px;
    margin-bottom: 24px;
}

.article-preview .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.article-count {
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.article-list {
    max-height: 480px;
    overflow-y: auto;
}

.article-list::-webkit-scrollbar {
    width: 6px;
}

.article-list::-webkit-scrollbar-track {
    background: var(--bg-color);
    border-radius: 3px;
}

.article-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.article-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-placeholder);
}

.article-item {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
    animation: slideIn 0.3s ease-out;
}

.article-item:last-child {
    border-bottom: none;
}

.article-item:hover {
    background: var(--bg-color);
    transform: translateX(4px);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.article-item-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 8px;
}

.article-number {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.article-title {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.6;
    word-break: break-word;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: 40px;
    font-size: 12px;
    color: var(--text-secondary);
}

.article-time {
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-time i {
    color: var(--primary-color);
    opacity: 0.6;
}

.article-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: #E8F8F2;
    color: var(--success-color);
    border-radius: 4px;
    font-size: 11px;
}

.article-badge i {
    font-size: 10px;
}

/* 空状态 */
.article-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.article-empty i {
    font-size: 48px;
    color: var(--text-placeholder);
    margin-bottom: 12px;
}

.article-empty p {
    font-size: 14px;
    margin: 0;
}

/* 使用说明 */
.instructions-card {
    background: white;
}

.instructions-list {
    margin: 0;
    padding-left: 24px;
    color: var(--text-primary);
}

.instructions-list li {
    margin-bottom: 12px;
    line-height: 1.8;
}

.instructions-list li:last-child {
    margin-bottom: 0;
}

.tips-box {
    margin-top: 20px;
    padding: 16px;
    background: #FFF9E6;
    border-left: 4px solid var(--warning-color);
    border-radius: 6px;
}

.tips-header {
    font-weight: 600;
    color: var(--warning-color);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.tips-list {
    margin: 0;
    padding-left: 20px;
    color: var(--text-secondary);
}

.tips-list li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.tips-list li:last-child {
    margin-bottom: 0;
}

/* 插画装饰 */
.illustration {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    height: 225px;
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
}

.illustration svg {
    width: 100%;
    height: 100%;
}

/* 页脚 */
.footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 12px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 20px 16px;
    }

    .header h1 {
        font-size: 24px;
    }

    .header-icon {
        font-size: 48px;
    }

    .card-body {
        padding: 16px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .illustration {
        display: none;
    }
}

/* 动画效果 */
.card {
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}