/* 促销卡片样式 */
.promo-card {
    position: relative;
    width: 100%;
    background: linear-gradient(135deg, #673ab7, #3f51b5);
    border-radius: 7px;
    padding: 20px;
    color: white;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

/* 卡片头部 */
.promo-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.promo-card-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0;
    letter-spacing: 1px;
}

.promo-badge {
    background-color: rgba(255, 215, 0, 0.2);
    border: 1px solid #FFD700;
    border-radius: 12px;
    padding: 4px 10px;
    flex-shrink: 0;
}

.promo-badge-text {
    color: #FFD700;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
}

/* 卡片内容 */
.promo-card-content {
    position: relative;
    z-index: 2;
    margin-bottom: 20px;
}

.promo-sub-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 15px 0;
}

.promo-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.promo-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.promo-item svg {
    margin-right: 10px;
    color: #4CAF50;
    flex-shrink: 0;
}

.promo-item span {
    font-size: 14px;
    opacity: 0.9;
}

/* 按钮 */
.promo-action {
    margin-top: 20px;
}

.promo-btn {
    display: inline-block;
    background-color: #FFD700;
    color: #512da8;
    text-decoration: none;
    border: none;
    border-radius: 25px;
    padding: 10px 25px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.promo-btn:hover {
    background-color: #FFC107;
    color: #512da8;
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    text-decoration: none;
}

/* 卡片底部 */
.promo-card-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 12px;
}

.promo-price {
    display: flex;
    align-items: baseline;
}

.promo-price-label {
    font-size: 12px;
    opacity: 0.7;
    margin-right: 5px;
}

.promo-price-value {
    font-size: 24px;
    font-weight: 700;
    color: #FFD700;
    margin-right: 5px;
}

.promo-price-period {
    font-size: 12px;
    opacity: 0.7;
}

/* 响应式 */
@media (max-width: 480px) {
    .promo-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}