.qq-modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    padding: 30px 40px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    text-align: center;
    width: 400px;
    border: 1px solid rgba(255,255,255,0.8);
}

.qq-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 999;
    backdrop-filter: blur(5px);
}

.qq-modal h4 {
    color: #333;
    font-size: 24px;
    margin-bottom: 15px;
    font-weight: 600;
}

.qq-modal p {
    color: #666;
    font-size: 16px;
    margin-bottom: 25px;
    line-height: 1.6;
}

.qq-modal .btn {
    padding: 10px 25px;
    font-size: 16px;
    margin: 5px;
    transition: all 0.3s ease;
    border-radius: 50px;
}

.qq-modal .btn-primary {
    background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
    border: none;
    box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
}

.qq-modal .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(33, 150, 243, 0.4);
}

.qq-modal .btn-secondary {
    background: transparent;
    border: 2px solid #ccc;
    color: #666;
}

.qq-modal .btn-secondary:hover {
    background: #f5f5f5;
    border-color: #bbb;
}

.qq-modal .icon-qq {
    font-size: 48px;
    color: #2196F3;
    margin-bottom: 20px;
}




/* 外层表格容器 */
.tech-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 12px;
}
/* 固定两列宽度：左标签180px，水平垂直居中 */
.tech-table tr td:first-child {
    width: 300px;
    text-align: center;
    vertical-align: middle;
}
/* 右侧输入区域垂直居中 */
.tech-table tr td:last-child {
    width: calc(100% - 180px);
    vertical-align: middle;
}

/* 顶部公告通栏 */
.tech-notice {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    border: 2px solid rgba(255, 171, 64, 0.35);
    border-radius: 12px;
    padding: 12px 16px;
    font-weight: bold;
    color: rgba(255, 171, 64, 0.8);
    text-align: center;
    transition: all 0.3s ease;
}
.tech-notice:hover {
    background: rgba(255, 171, 64, 0.08);
    border-color: rgba(255, 171, 64, 0.5);
    color: #FF8F00;
    box-shadow: 0 0 15px rgba(255, 171, 64, 0.25);
}

/* 左侧标签单元格 */
.tech-label {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    border: 2px solid rgba(255, 171, 64, 0.35);
    border-radius: 12px;
    padding: 10px 8px;
    font-weight: bold;
    color: rgba(255, 171, 64, 0.8);
    transition: all 0.3s ease;
    white-space: nowrap;
}
.tech-label:hover {
    background: rgba(255, 171, 64, 0.08);
    border-color: rgba(255, 171, 64, 0.5);
    color: #FF8F00;
    box-shadow: 0 0 12px rgba(255, 171, 64, 0.2);
}

/* 输入框/下拉框通用 */
.tech-input {
    width: 100%;
    background: rgba(0,0,0,0.2);
    border: 2px solid rgba(255, 171, 64, 0.35);
    border-radius: 12px;
    padding: 10px 16px;
    color: rgba(255, 171, 64, 0.8);
    outline: none;
    transition: all 0.3s ease;
}
.tech-input:focus,
.tech-input:hover {
    background: rgba(255, 171, 64, 0.08);
    border-color: rgba(255, 171, 64, 0.5);
    box-shadow: 0 0 12px rgba(255, 171, 64, 0.2);
}
.tech-input::placeholder {
    color: rgba(255, 190, 100, 0.45);
}

/* 操作按钮 */
.tech-btn {
    background: transparent;
    border: 2px solid rgba(255, 171, 64, 0.35);
    border-radius: 12px;
    padding: 12px 32px;
    font-size: 15px;
    font-weight: bold;
    color: rgba(255, 171, 64, 0.8);
    cursor: pointer;
    transition: all 0.3s ease;
}
.tech-btn:hover {
    background: rgba(255, 171, 64, 0.08);
    border-color: rgba(255, 171, 64, 0.5);
    color: #FF8F00;
    box-shadow: 0 0 12px rgba(255, 171, 64, 0.2);
}

/* 统一图标svg尺寸 */
svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}