/* admin/css/admin.css - Modernized UI */
:root {
    --primary-color: #1890ff;
    --primary-hover: #40a9ff;
    --primary-dark: #096dd9;
    --primary-light: #e6f7ff;
    --success-color: #52c41a;
    --success-hover: #73d13d;
    --success-light: #f6ffed;
    --warning-color: #faad14;
    --danger-color: #ff4d4f;
    --danger-hover: #ff7875;
    --danger-light: #fff1f0;
    --bg-light: #f1f5f9;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-sub: #94a3b8;
    --border-color: #e2e8f0;
    --border-light: #f8fafc;
    --nav-bg: #0f172a;
    --nav-text: #f8fafc;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang TC", "Microsoft JhengHei", "微软正黑体", sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: var(--font-family);
    background: var(--bg-light);
    color: var(--text-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.admin-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* ================= 1. 顶部导航栏 (Slate 暗夜极简风) ================= */
.admin-nav {
    height: 60px;
    background: var(--nav-bg);
    color: var(--nav-text);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-logo {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-logo::before {
    content: "●";
    color: #38bdf8;
    font-size: 14px;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

#site-display-name {
    margin-left: 8px;
    font-weight: 600;
    color: #38bdf8 !important;
    background: rgba(56, 189, 248, 0.12) !important;
    border: 1px solid rgba(56, 189, 248, 0.25);
    padding: 4px 12px !important;
    border-radius: 20px !important;
    font-size: 12.5px !important;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

#site-display-name:hover {
    background: rgba(56, 189, 248, 0.22) !important;
    color: #ffffff !important;
}

#super-site-select {
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12.5px;
    background: #1e293b;
    color: #f8fafc;
    border: 1px solid #334155;
    outline: none;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: #f1f5f9;
    padding: 6px 14px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 13px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    transform: translateY(-1px);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 16px;
}

#admin-name {
    font-size: 13.5px;
    font-weight: 600;
    color: #e2e8f0;
}

#logout-btn {
    color: #ef4444 !important;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    text-decoration: none;
    transition: all 0.2s ease;
}

#logout-btn:hover {
    background: #ef4444;
    color: #ffffff !important;
}

/* ================= 2. 主体三栏布局 ================= */
.admin-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ================= 3. 左侧会话列表 (Sidebar) ================= */
.sidebar {
    width: 300px;
    background: #ffffff;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    background: #ffffff;
}

.sidebar-header input {
    width: 100%;
    height: 38px;
    padding: 0 16px;
    border: 1px solid #e2e8f0;
    border-radius: 19px;
    background: #f8fafc;
    font-size: 13px;
    outline: none;
    transition: all 0.2s ease;
}

.sidebar-header input:focus {
    background: #ffffff;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.12);
}

.session-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px 8px;
}

.session-list::-webkit-scrollbar {
    width: 5px;
}
.session-list::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

.session-item {
    margin-bottom: 6px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    gap: 4px;
    position: relative;
    background: #ffffff;
}

.session-item:hover {
    background: #f8fafc;
    border-color: #e2e8f0;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.session-item.active {
    background: #eff6ff !important;
    border-color: #bfdbfe !important;
    border-left: 4px solid var(--primary-color) !important;
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.08);
}

.session-id {
    font-weight: 700;
    font-size: 14px;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 6px;
    line-height: 1.3;
}

.status-dot {
    display: inline-block;
    width: 8px !important;
    height: 8px !important;
    border-radius: 50% !important;
    flex-shrink: 0;
}
.status-dot.online {
    background: #10b981 !important;
    box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}
.status-dot.offline {
    background: #cbd5e1 !important;
}

.session-info {
    font-size: 11.5px;
    color: #64748b;
    display: flex;
    justify-content: space-between;
    margin-top: 2px;
}

.session-source {
    font-size: 11px !important;
    color: #475569 !important;
    margin-top: 3px !important;
    background: #f1f5f9;
    padding: 2px 8px;
    border-radius: 6px;
    display: inline-block;
    max-width: 95%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.session-item.active .session-source {
    background: rgba(255, 255, 255, 0.8);
    color: #1d4ed8 !important;
}

.last-msg {
    font-size: 12.5px;
    color: #334155;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
    margin-top: 4px;
}

.unread-dot {
    position: absolute;
    right: 12px;
    top: 14px;
    width: 9px;
    height: 9px;
    background: var(--danger-color);
    border-radius: 50%;
    display: none;
    box-shadow: 0 0 6px rgba(255, 77, 79, 0.8);
}
.session-item.has-new .unread-dot {
    display: block;
}

/* ================= 4. 中间聊天工作台 (Main Chat) ================= */
.main-chat {
    flex: 1;
    background: #f8fafc;
    display: flex;
    flex-direction: column;
}

.chat-header {
    height: 60px;
    padding: 0 24px;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

#current-user-info {
    font-size: 15px;
    font-weight: 700;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 切换真人/AI 模式胶囊按钮 */
.btn-toggle {
    padding: 7px 18px;
    border-radius: 20px;
    font-size: 12.5px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.3px;
}

.btn-toggle.btn-primary {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #ffffff;
    box-shadow: 0 3px 10px rgba(37, 99, 235, 0.28);
}
.btn-toggle.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 14px rgba(37, 99, 235, 0.38);
}

.btn-toggle.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    box-shadow: 0 3px 10px rgba(16, 185, 129, 0.28);
}
.btn-toggle.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 14px rgba(16, 185, 129, 0.38);
}

/* 消息历史流 */
.chat-messages {
    flex: 1;
    padding: 20px 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.chat-messages::-webkit-scrollbar {
    width: 6px;
}
.chat-messages::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

.msg-item {
    display: flex;
    flex-direction: column;
    max-width: 75%;
    animation: msg-fade-in 0.2s ease-out;
}

@keyframes msg-fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

.msg-item.user {
    align-self: flex-start;
}
.msg-item.admin, .msg-item.bot {
    align-self: flex-end;
}

.msg-sender {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.msg-bubble {
    padding: 11px 16px;
    border-radius: 14px;
    font-size: 14px;
    line-height: 1.55;
    position: relative;
    word-break: break-word;
    max-width: 520px;
}

.msg-bubble img {
    max-width: 320px;
    border-radius: 8px;
    margin-top: 4px;
}

/* 访客气泡 */
.user .msg-bubble {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    color: #1e293b;
    border-top-left-radius: 4px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

/* 管理员真人气泡 */
.admin .msg-bubble {
    background: linear-gradient(135deg, var(--primary-color) 0%, #096dd9 100%);
    color: #ffffff;
    border-top-right-radius: 4px;
    box-shadow: 0 3px 12px rgba(24, 144, 255, 0.25);
}
.admin .msg-bubble a {
    color: #ffffff !important;
    text-decoration: underline;
}

/* AI 机器人气泡 */
.bot .msg-bubble {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
    border-top-right-radius: 4px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.msg-time {
    font-size: 11px;
    color: #94a3b8;
    margin-top: 4px;
}
.admin .msg-time, .bot .msg-time {
    align-self: flex-end;
}

/* 翻译按钮 */
.transthis {
    background: rgba(24, 144, 255, 0.1);
    color: #1890ff !important;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none !important;
    user-select: none;
    display: inline-block;
}
.transthis:hover {
    background: #1890ff;
    color: #ffffff !important;
}
.transthis:active {
    transform: scale(0.92);
}

/* ================= 5. AI Copilot 智能建议卡片 ================= */
.ai-suggestion {
    background: linear-gradient(135deg, #ffffff 0%, #fdf4ff 100%);
    border: 1px solid #e9d5ff;
    border-radius: 14px;
    margin: 0 20px 10px;
    padding: 14px 18px;
    box-shadow: 0 4px 16px rgba(168, 85, 247, 0.08);
}

.sugg-header {
    font-size: 13.5px;
    font-weight: 700;
    color: #7e22ce;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sugg-text {
    font-size: 13.5px;
    color: #334155;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid #f3e8ff;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 10px;
    line-height: 1.5;
}

.sugg-footer {
    display: flex;
    gap: 8px;
    padding: 4px 0 0;
    justify-content: flex-start;
}

.btn-sugg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 0 14px;
    height: 30px;
    border: none;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

#use-suggestion {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}
#use-suggestion:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

#refresh-suggestion {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #e2e8f0;
}
#refresh-suggestion:hover {
    background: #e2e8f0;
}

.btn-orange {
    background: #f59e0b !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 14px !important;
    padding: 3px 10px !important;
    font-size: 11.5px !important;
}

/* ================= 6. 中间输入区 (Input Area) ================= */
.chat-input-area {
    background: #ffffff;
    padding: 14px 20px 16px;
    border-top: 1px solid var(--border-color);
}

.input-toolbar {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 16px;
    color: #64748b;
    font-size: 17px;
}

.input-toolbar span {
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 6px;
}

.input-toolbar span:hover {
    color: var(--primary-color);
    background: #f1f5f9;
    transform: scale(1.08);
}

#target-lang-pc {
    height: 30px;
    padding: 0 28px 0 10px;
    font-size: 12.5px;
    color: #334155;
    background-color: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 15px;
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C2.185 5.355 2.403 5 2.808 5h9.384c.405 0 .623.355.357.658l-4.796 5.482a.503.503 0 0 1-.768 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: calc(100% - 10px) center;
}

#target-lang-pc:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.15);
}

#btn-translate-input {
    background: #10b981;
    color: #ffffff;
    border: none;
    border-radius: 14px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}
#btn-translate-input:hover {
    background: #059669;
}

.chat-input-area textarea {
    width: 100%;
    height: 75px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 10px 14px;
    box-sizing: border-box;
    resize: none;
    font-size: 14px;
    font-family: inherit;
    line-height: 1.5;
    margin-bottom: 10px;
    outline: none;
    transition: all 0.2s ease;
    background: #f8fafc;
}

.chat-input-area textarea:focus {
    background: #ffffff;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.12);
}

#admin-send-btn {
    float: right;
    padding: 8px 26px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #096dd9 100%);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13.5px;
    box-shadow: 0 2px 8px rgba(24, 144, 255, 0.3);
    transition: all 0.2s ease;
}

#admin-send-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(24, 144, 255, 0.42);
}

/* ================= 7. 右侧面板 (CRM & 快捷知识库) ================= */
.right-panel {
    width: 380px;
    min-width: 350px;
    background: #ffffff;
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.panel-header {
    padding: 14px 18px;
    font-weight: 700;
    font-size: 14px;
    color: #1e293b;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.input-sm {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 13px;
    font-family: inherit;
    outline: none;
    transition: all 0.2s ease;
}
.input-sm:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.1);
}

#save-visitor-btn {
    background: var(--primary-color) !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 6px !important;
    padding: 8px !important;
    font-weight: 600 !important;
    font-size: 12.5px !important;
    cursor: pointer;
    transition: all 0.2s ease;
}
#save-visitor-btn:hover {
    background: var(--primary-dark) !important;
}

#block-user-btn {
    background: #fff1f2 !important;
    color: #e11d48 !important;
    border: 1px solid #fecdd3 !important;
    border-radius: 6px !important;
    padding: 8px !important;
    font-weight: 600 !important;
    font-size: 12.5px !important;
    cursor: pointer;
    transition: all 0.2s ease;
}
#block-user-btn:hover {
    background: #e11d48 !important;
    color: #ffffff !important;
}

/* FAQ 快捷回复标签与列表 */
#faq-tabs-container {
    display: flex;
    gap: 6px;
    padding: 10px 12px;
    overflow-x: auto;
    background: #ffffff;
    border-bottom: 1px solid #f1f5f9;
}
#faq-tabs-container::-webkit-scrollbar {
    height: 4px;
}

.faq-tab {
    padding: 5px 12px;
    border-radius: 14px;
    background: #f1f5f9;
    color: #64748b;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    white-space: nowrap;
}
.faq-tab:hover {
    background: #e2e8f0;
}
.faq-tab.active {
    background: var(--primary-color);
    color: #ffffff;
    font-weight: 600;
}

.faq-search-wrapper {
    padding: 8px 12px;
    background: #ffffff;
    border-bottom: 1px solid #f1f5f9;
}
#faq-search-input {
    width: 100%;
    height: 34px;
    border: 1px solid #e2e8f0;
    border-radius: 17px;
    padding: 0 14px;
    font-size: 12.5px;
    background: #f8fafc;
    outline: none;
    box-sizing: border-box;
    transition: all 0.2s ease;
}
#faq-search-input:focus {
    background: #ffffff;
    border-color: var(--primary-color);
}

.faq-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.faq-item {
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    margin-bottom: 4px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    color: #334155;
    transition: all 0.2s ease;
    background: #ffffff;
}
.faq-item:hover {
    border-color: var(--primary-color);
    background: #f0f9ff;
    transform: translateX(3px);
}

/* ================= 8. 模态框与设置中心 (Modal & Settings) ================= */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(4px);
}

.modal-content {
    background: #ffffff;
    margin: 3vh auto;
    padding: 0;
    border-radius: 16px;
    width: 92%;
    max-width: 1240px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.modal-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #ffffff;
}
.modal-header h2 {
    margin: 0;
    font-size: 17px;
    font-weight: 700;
    color: #1e293b;
}

.close-modal {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    cursor: pointer;
    color: #94a3b8;
    transition: all 0.2s ease;
}
.close-modal:hover {
    background: #f1f5f9;
    color: #1e293b;
}

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

.settings-tabs {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 22px;
    padding: 6px;
    background: #f1f5f9;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}
.settings-tabs::-webkit-scrollbar {
    height: 4px;
}
.settings-tabs::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
.s-tab {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 14px;
    cursor: pointer;
    color: #64748b;
    font-weight: 600;
    font-size: 13.5px;
    border-radius: 8px;
    white-space: nowrap !important;
    flex-shrink: 0;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    user-select: none;
    border: 1px solid transparent;
    line-height: 1.4;
}
.s-tab i {
    font-size: 14px;
    color: #94a3b8;
    transition: color 0.2s ease;
}
.s-tab:hover {
    color: #1e293b;
    background: rgba(255, 255, 255, 0.7);
}
.s-tab:hover i {
    color: var(--primary-color, #1890ff);
}
.s-tab.active {
    color: var(--primary-color, #1890ff);
    background: #ffffff;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
    border-color: rgba(226, 232, 240, 0.8);
}
.s-tab.active i {
    color: var(--primary-color, #1890ff);
}
.s-tab-content {
    display: none;
}
.s-tab-content.active {
    display: block;
}

/* 表格样式 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}
.data-table th, .data-table td {
    border-bottom: 1px solid #f1f5f9;
    padding: 12px 14px;
    text-align: left;
    font-size: 13.5px;
}
.data-table th {
    background: #f8fafc;
    color: #475569;
    font-weight: 600;
}

/* 通用按钮 */
.btn-primary {
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: 8px 18px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}
.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-success {
    background: var(--success-color);
    color: #fff;
    border: none;
    padding: 8px 18px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}
.btn-success:hover {
    background: var(--success-hover);
}

.btn-secondary {
    background: #f1f5f9;
    color: #334155;
    border: 1px solid #cbd5e1;
    padding: 8px 18px;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-size: 13px;
    transition: all 0.2s ease;
}
.btn-secondary:hover {
    background: #e2e8f0;
}

.btn-xs {
    font-size: 12px;
    padding: 3px 10px;
    border: 1px solid #cbd5e1;
    background: #ffffff;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn-xs:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* AI 配置卡片 */
.ai-config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}
.ai-card {
    border: 1px solid #e2e8f0;
    padding: 18px;
    border-radius: 12px;
    background: #f8fafc;
}
.ai-card h3 {
    margin-top: 0;
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-color);
}
.ai-card label {
    display: block;
    margin: 10px 0 5px;
    font-size: 13px;
    font-weight: 600;
    color: #475569;
}
.ai-card input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    box-sizing: border-box;
    font-size: 13px;
}

/* 图片放大模态框 */
.img-modal {
    background: rgba(15, 23, 42, 0.88);
}
.img-modal .modal-content {
    background: none;
    width: auto;
    max-width: 90%;
    margin: 2% auto;
    box-shadow: none;
    border: none;
}
.close-img-modal {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #fff;
    font-size: 36px;
    cursor: pointer;
}

/* 响应式 */
@media (max-width: 992px) {
    .right-panel { display: none; }
}
@media (max-width: 768px) {
    .sidebar { display: none; }
    .right-panel { display: none; }
}

/* 访客列表装置信息微标签 */
.session-item .visitor-form {
    margin-top: 3px;
    font-size: 11px;
}
.session-item .visitor-form div {
    margin-bottom: 0 !important;
    font-size: 11px !important;
    color: #64748b !important;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #f1f5f9;
    padding: 1px 6px;
    border-radius: 4px;
}
.session-item.active .visitor-form div {
    background: rgba(255, 255, 255, 0.7);
    color: #1e40af !important;
}

/* 删除使用者微按钮 */
.btn-delete-user {
    border-radius: 4px;
    transition: all 0.2s;
}
.btn-delete-user:hover {
    background: #fee2e2;
}

/* 顶部桌面通知快捷按钮 */
#nav-desktop-notif-btn {
    border-radius: 20px !important;
    padding: 5px 14px !important;
    font-size: 12.5px !important;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: all 0.25s ease;
}
#nav-desktop-notif-btn.notif-warning {
    background: rgba(250, 173, 20, 0.18) !important;
    border: 1px solid rgba(250, 173, 20, 0.4) !important;
    color: #fef08a !important;
    animation: notif-pulse 2s infinite;
}
#nav-desktop-notif-btn.notif-success {
    background: rgba(82, 196, 26, 0.15) !important;
    border: 1px solid rgba(82, 196, 26, 0.3) !important;
    color: #86efac !important;
}
#nav-desktop-notif-btn.notif-danger {
    background: rgba(239, 68, 68, 0.18) !important;
    border: 1px solid rgba(239, 68, 68, 0.4) !important;
    color: #fca5a5 !important;
}
@keyframes notif-pulse {
    0% { box-shadow: 0 0 0 0 rgba(250, 173, 20, 0.5); }
    70% { box-shadow: 0 0 0 8px rgba(250, 173, 20, 0); }
    100% { box-shadow: 0 0 0 0 rgba(250, 173, 20, 0); }
}