* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--color-bg);
    color: var(--color-text-primary);
    min-height: 100vh;
}

.footer {
    text-align: center;
    padding: 32px 24px;
    background: var(--color-bg-soft);
    border-top: 1px solid var(--color-border-soft);
}

.footer-icp {
    font-size: 12px;
    color: #999;
}

.footer-icp a {
    color: #999;
    text-decoration: none;
}

.empty-state {
    margin: 14px 12px 0;
    padding: 18px 12px;
    background: var(--color-bg);
    border-radius: 8px;
    font-size: 13px;
    text-align: center;
    color: #8f8f8f;
}

.app-toast {
    position: fixed;
    top: 72px;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    z-index: 200;
    max-width: calc(100vw - 48px);
    padding: 10px 16px;
    border-radius: 8px;
    background: rgba(20, 25, 31, 0.88);
    color: #fff;
    font-size: 14px;
    line-height: 1.4;
    text-align: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 220ms ease, transform 220ms ease;
}

.app-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}