/* 手机端轮播按钮 */
.mobile-carousel-btn {
    display: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95), rgba(118, 75, 162, 0.95));
    color: #fff;
    font-size: 0;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.35);
    position: relative;
    flex-shrink: 0;
}

.mobile-carousel-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 18px;
    height: 18px;
    background: #fff;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23ffffff' d='M12 22a2 2 0 0 0 2-2H10a2 2 0 0 0 2 2zm6-6V11c0-3.07-1.64-5.64-4.5-6.32V4a1.5 1.5 0 0 0-3 0v.68C8.64 5.36 7 7.93 7 11v5l-2 2v1h18v-1l-2-2z'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* 右上角红点提示 */
.mobile-carousel-btn.has-badge::before {
    content: '';
    position: absolute;
    top: 2px;
    right: 2px;
    width: 8px;
    height: 8px;
    background: #ff4d4f;
    border: 2px solid rgba(255,255,255,0.9);
    border-radius: 50%;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.2);
}

.mobile-carousel-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.3);
}

/* 轮播弹窗 */
.carousel-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10001;
    align-items: center;
    justify-content: center;
}

.carousel-modal.active {
    display: flex;
}

.carousel-modal-content {
    width: 90%;
    max-width: 500px;
    background: rgba(20, 24, 38, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: carouselModalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 80vh;
    overflow-y: auto;
}

@keyframes carouselModalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.carousel-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 12px;
}

.carousel-modal-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    margin: 0;
}

.carousel-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 24px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.carousel-modal-body {
    margin-bottom: 16px;
    min-height: 60px;
}

.carousel-modal-body p {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.carousel-modal-footer {
    text-align: right;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 12px;
}

.carousel-modal-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    gap: 10px;
}

.carousel-modal-nav button {
    flex: 1;
    padding: 10px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border-radius: 8px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s ease;
}

.carousel-modal-nav button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.carousel-modal-nav button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.carousel-modal-counter {
    text-align: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    padding: 0 10px;
    white-space: nowrap;
}

/* 手机端显示轮播按钮 */
@media (max-width: 768px) {
    .mobile-carousel-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .comment-form {
        display: flex;
        align-items: center;
        gap: 8px;
        width: 100%;
    }

    .comment-form-container {
        display: flex;
        align-items: center;
    }
}