.complaint-entry {
    position: fixed;
    right: 24px;
    bottom: max(24px, env(safe-area-inset-bottom));
    z-index: 999;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border: 1px solid #2aa0ea;
    border-radius: 28px;
    background: #2aa0ea;
    color: #fff;
    box-shadow: 0 4px 20px #2aa0ea40;
    font: 500 14px/1.5 system-ui, "Microsoft YaHei", sans-serif;
    text-decoration: none;
}
.complaint-entry:hover { background: #2aa0ea; color: #fff; border-color: #2aa0ea; }
.complaint-entry:focus-visible { outline: 3px solid #83acff; outline-offset: 3px; }
.complaint-entry i { font-size: 18px; line-height: 1; }
@media (max-width: 560px) {
    .complaint-entry { right: 14px; bottom: max(16px, env(safe-area-inset-bottom)); padding: 10px 15px; }
}