* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Microsoft YaHei', sans-serif;
    color: #333;
    background: #fff;
}

.settings-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.12);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
}

.settings-topbar-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 700;
}

.settings-badge {
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(217, 134, 43, 0.14);
    border: 1px solid rgba(217, 134, 43, 0.4);
    color: #8a5a12;
    font-size: 0.72rem;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
}

.settings-topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.settings-topbar-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 0 10px;
    border: 1px solid rgba(0, 0, 0, 0.16);
    border-radius: 18px;
    background: #fff;
    color: #333;
    text-decoration: none;
    font: inherit;
    cursor: pointer;
}

.settings-main {
    padding: 14px 18px 24px;
    max-width: 720px;
}

.settings-empty {
    padding: 48px 16px;
    text-align: center;
    color: #999;
    font-size: 1.05rem;
}