/* --- 样式定义 --- */
        .kx-agent-wrapper {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            background-color: #ffffff;
            padding: 60px 20px;
            color: #111827;
            max-width: 1300px;
            margin: 0 auto;
        }

        /* 顶部标题区 */
        .kx-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .kx-section-badge {
            display: inline-block;
            background-color: #f0fdfa;
            color: #28B5B5;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
            border: 1px solid #ccfbf1;
        }

        .kx-header h2 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -1.5px;
            margin: 0 0 20px 0;
        }

        .kx-header h2 i {
            color: #FF7D2A; /* 橙色高亮 */
            font-style: italic;
        }

        .kx-header p {
            font-size: 18px;
            color: #64748b;
            max-width: 850px;
            margin: 0 auto;
            line-height: 1.5;
        }

        /* 主体布局 */
        .kx-main-layout {
            display: flex;
            gap: 40px;
            align-items: flex-start;
        }

        /* 左侧标签列表 */
        .kx-tabs-list {
            flex: 0 0 320px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .kx-tab-item {
            background: #ffffff;
            border: 1px solid #f1f5f9;
            border-radius: 12px;
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 15px;
            transition: all 0.3s ease;
            text-align: left;
        }

        .kx-tab-item:hover { background-color: #f8fafc; }

        .kx-tab-item.active {
            border: 2px solid #28B5B5;
            background-color: #f0fdfa;
            box-shadow: 0 4px 12px rgba(40, 181, 181, 0.1);
        }

        .kx-tab-icon {
            width: 32px;
            height: 32px;
            background: #f1f5f9;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #64748b;
            transition: 0.3s;
        }

        .kx-tab-item.active .kx-tab-icon {
            background-color: #28B5B5;
            color: #fff;
        }

        .kx-tab-label {
            display: flex;
            flex-direction: column;
        }

        .kx-tab-label span {
            font-size: 9px;
            font-weight: 700;
            color: #94a3b8;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .kx-tab-label b {
            font-size: 15px;
            font-weight: 700;
            color: #1e293b;
        }

        /* 右侧内容区 */
        .kx-content-area {
            flex: 1;
            background: #ffffff;
            border: 1px solid #000; /* 图1中的黑色细边框 */
            border-radius: 30px;
            padding: 45px;
            min-height: 500px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.05);
            display: none; /* 默认隐藏，JS控制显示 */
        }

        .kx-content-area.active { display: block; animation: fadeIn 0.4s ease; }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .kx-tags-row {
            display: flex;
            gap: 12px;
            margin-bottom: 25px;
            align-items: center;
        }

        .kx-tag {
            font-size: 11px;
            font-weight: 800;
            text-transform: uppercase;
            padding: 4px 12px;
            border-radius: 4px;
        }
        .tag-blue { background: #e0f2fe; color: #0369a1; }
        .tag-star { color: #FF7D2A; font-weight: 700; }

        .kx-content-area h3 {
            font-size: 36px;
            font-weight: 800;
            margin: 0 0 15px 0;
            letter-spacing: -1px;
        }

        .kx-orange-sub {
            color: #FF7D2A;
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 25px;
        }

        .kx-main-text {
            font-size: 17px;
            color: #4b5563;
            line-height: 1.6;
            margin-bottom: 40px;
        }

        .kx-divider { height: 1px; background: #f1f5f9; margin-bottom: 30px; }

        .kx-standards-label {
            font-size: 11px;
            font-weight: 800;
            color: #94a3b8;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .kx-features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .kx-feat-box {
            background: #f8fafc;
            border-radius: 12px;
            padding: 15px 20px;
            display: flex;
            gap: 15px;
            align-items: flex-start;
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
        }

        .kx-check { color: #28B5B5; font-weight: bold; }

        /* 移动端适配 */
        @media (max-width: 992px) {
            .kx-main-layout { flex-direction: column; }
            .kx-tabs-list { flex: none; width: 100%; flex-direction: row; overflow-x: auto; padding-bottom: 10px; }
            .kx-tab-item { flex: 0 0 240px; }
            .kx-content-area { padding: 30px 20px; }
            .kx-features-grid { grid-template-columns: 1fr; }
        }