/* 主样式文件 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --bg-color: #f5f7fa;
    --sidebar-bg: #ffffff;
    --header-bg: #ffffff;
    --border-color: #e5e7eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.5;
    height: 100vh;
    overflow: hidden;
    font-size: 13px;
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: var(--bg-color);
}

/* 顶部导航 */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    background: var(--header-bg);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    z-index: 10;
}

.header-left {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 22px;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-data-center,
.btn-new-group {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.btn-data-center:hover,
.btn-new-group:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

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

.btn-new-group:hover {
    background: #059669;
}

/* 主内容区 */
.app-main {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* 左侧边栏 */
.agent-sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h3 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.agent-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.agent-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 2px;
}

.agent-item:hover {
    background: var(--bg-color);
}

.agent-item.active {
    background: #eef2ff;
    border: 1px solid #c7d2fe;
}

.agent-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.agent-info {
    flex: 1;
    min-width: 0;
}

.agent-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.agent-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.agent-tag {
    padding: 2px 6px;
    background: #f3f4f6;
    border-radius: 4px;
    font-size: 10px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.agent-duty {
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.agent-status {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success-color);
    flex-shrink: 0;
}

/* 群聊列表 */
.sidebar-footer {
    border-top: 1px solid var(--border-color);
    max-height: 250px;
    overflow-y: auto;
}

.group-list-header {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
}

.group-list-header h3 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.group-list {
    padding: 8px;
}

.group-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 2px;
}

.group-item:hover {
    background: var(--bg-color);
}

.group-item.active {
    background: #eef2ff;
    border: 1px solid #c7d2fe;
}

.group-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fbbf24;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.group-info {
    flex: 1;
    min-width: 0;
}

.group-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1px;
}

.group-members {
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 按钮样式 */
.btn-icon {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--bg-color);
}

/* 弹窗样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

.data-center-modal {
    width: 90%;
    max-width: 900px;
}

.create-group-modal {
    width: 500px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.btn-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 18px;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.btn-close:hover {
    background: var(--bg-color);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
}

/* 数据中心标签页 */
.data-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.tab-btn {
    padding: 8px 20px;
    border: 1px solid var(--border-color);
    background: white;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

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

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

.data-content {
    min-height: 300px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    transition: all 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.member-select {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.member-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    min-width: 180px;
}

.member-option:hover {
    border-color: var(--primary-color);
}

.member-option.selected {
    background: #eef2ff;
    border-color: var(--primary-color);
}

.member-option input {
    width: auto;
    flex-shrink: 0;
}

.member-avatar {
    font-size: 20px;
    flex-shrink: 0;
}

.member-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.member-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

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

.btn-cancel {
    padding: 8px 20px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-cancel:hover {
    background: var(--bg-color);
}

.btn-confirm {
    padding: 8px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-confirm:hover {
    background: var(--primary-hover);
}

/* 动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* 欢迎页 */
.welcome-page {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-color);
}

.welcome-content {
    text-align: center;
    max-width: 700px;
    padding: 40px;
}

.welcome-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.welcome-content h2 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.welcome-content > p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* 操作引导 */
.guide-steps {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.guide-step {
    display: flex;
    align-items: center;
    gap: 10px;
    background: white;
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 28px;
    height: 28px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1px;
}

.step-content p {
    font-size: 11px;
    color: var(--text-secondary);
}

.feature-cards {
    display: flex;
    gap: 20px;
}

.feature-card {
    flex: 1;
    background: white;
    padding: 18px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 28px;
    margin-bottom: 10px;
}

.feature-card h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.feature-card p {
    font-size: 12px;
    color: var(--text-secondary);
}