/* 网站公告栏样式 */
.announcement-bar {
    position: fixed;
    top: 70px; /* 根据导航栏高度调整 */
    left: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.95);
    border-top: 1px solid var(--primary-color);
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
    z-index: 990;
    overflow: hidden;
}

.announcement-container {
    display: flex;
    align-items: center;
    padding: 8px 15px;
}

.announcement-icon {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-right: 15px;
    flex-shrink: 0;
}

.announcement-content {
    flex-grow: 1;
    overflow: hidden;
    white-space: nowrap;
}

.announcement-text {
    display: inline-block;
    padding-left: 100%;
    animation: scrollAnnouncement 20s linear infinite;
    color: #fff;
    font-size: 0.9rem;
}

@keyframes scrollAnnouncement {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-100%);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .announcement-bar {
        top: 60px; /* 移动端导航栏通常较低 */
    }
    
    .announcement-icon {
        font-size: 1rem;
        margin-right: 10px;
    }
    
    .announcement-text {
        font-size: 0.8rem;
        animation-duration: 15s;
    }
}

/* 暂停动画效果 */
.announcement-bar:hover .announcement-text {
    animation-play-state: paused;
}