/* 基础折叠框样式 */
.collapse-box {
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.3s ease;
    background-color: white;
}

.collapse-box:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.collapse-header {
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.collapse-header:hover {
    transform: translateY(-1px);
}

.header-title {
    font-weight: 600;
    font-size: 18px;
}

.arrow-icon {
    transition: transform 0.3s ease;
    font-size: 0.9rem;
}

.collapse-box.active .arrow-icon {
    transform: rotate(180deg);
}

.collapse-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0, 1, 0, 1);
}

.collapse-box.active .collapse-content {
    max-height: 1000px;
    transition: max-height 0.5s ease-in-out;
}

/* 不同颜色样式 */
.collapse-box-default .collapse-header {
    background-image: linear-gradient(120deg, #f6d365 0%, #fda085 100%);
    color: #1f2937;
    border-bottom: 1px solid #e5e7eb;
}

.collapse-box-blue .collapse-header {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: #075985;
    border-bottom: 1px solid #93c5fd;
}

.collapse-box-green .collapse-header {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    color: #166534;
    border-bottom: 1px solid #86efac;
}

.collapse-box-orange .collapse-header {
    background: linear-gradient(135deg, #ffedd5 0%, #fed7aa 100%);
    color: #9a3412;
    border-bottom: 1px solid #fdba74;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .collapse-header {
        padding: 1rem 1.2rem;
    }
    
    .header-title {
        font-size: 18px;
    }
    
    
}