html, body {
    margin: 0;
    padding: 0;
}

.loader-container {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(30, 30, 35, 0.72);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loader-content {
    width: 360px;
    padding: 28px 24px 24px 24px;
    background: rgba(255,255,255,0.98);
    box-shadow: 0 16px 40px rgba(0,0,0,0.28), 0 2px 10px rgba(0,0,0,0.12);
    border-radius: 18px;
    z-index: 9999;
    backdrop-filter: blur(8px);
}

.progress-bar {
    height: 8px;
    background: #e5e5ea;
    border-radius: 4px;
    overflow: hidden;
    margin: 15px 0;
}

.progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #007aff 0%, #34c759 100%);
    transition: width 0.3s cubic-bezier(.4,0,.2,1);
}

.status {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: #888;
}

.logo-wrapper {
    display: flex;
    align-items: center; /* 垂直居中 */
    justify-content: center; /* 水平居中 */
    margin-bottom: 24px;
    gap: 20px; /* 元素间距 */
    position: relative; /* 为微调定位做准备 */
}

/* 精确像素对齐方案 */
.circular-logo {
    width: 48px; /* 明确使用像素单位 */
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    display: block; /* 消除图片底部间隙 */
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.logo-text {
    font-size: 26px; /* 直接使用像素值 */
    line-height: 48px; /* 与图片高度相同 */
    vertical-align: middle; /* 行内元素垂直对齐 */
    position: relative;
    top: -1px; /* 视觉补偿对齐 */
    font-family: 'Microsoft YaHei', sans-serif;
    letter-spacing: 0.5px; /* 字间距微调 */
}