/* 公告弹窗样式 */
.announcement-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.announcement-modal-content {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.3s ease;
}

.announcement-modal-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    padding: 20px 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.announcement-modal-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: white;
    display: flex;
    align-items: center;
    gap: 10px;
}

.announcement-modal-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.announcement-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.announcement-modal-close svg {
    stroke: white;
}

.announcement-modal-body {
    padding: 25px;
    max-height: 60vh;
    overflow-y: auto;
}

.announcement-content {
    background: #f5f5f5;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.announcement-content p {
    color: #333;
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 12px;
}

.announcement-content p:last-child {
    margin-bottom: 0;
}

.announcement-content strong {
    color: var(--primary);
}

.announcement-qq {
    color: var(--primary);
    font-weight: bold;
    font-size: 16px;
}

.announcement-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 15px;
    background: var(--bg-main);
    border-radius: 8px;
}

.announcement-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.announcement-checkbox label {
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    user-select: none;
}

.announcement-footer {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.btn-announcement {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-announcement-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
}

.btn-announcement-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.4);
}

.btn-announcement-secondary {
    background: var(--bg-main);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-announcement-secondary:hover {
    background: var(--bg-hover);
}

/* 公告按钮 */
.announcement-btn {
    position: static;
    width: auto;
    height: 40px;
    border-radius: 12px;
    background: rgba(37, 43, 74, 0.88);
    border: 1px solid var(--border);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
    transition: all 0.2s ease;
    z-index: auto;
}

.announcement-btn:hover {
    transform: translateY(-1px);
    box-shadow: none;
}

.announcement-btn svg {
    stroke: currentColor;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}