/* 卡片组件 */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    margin-bottom: 1.0rem;
    overflow: hidden;
    background: white;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.card-body {
    padding: 1.5rem;
}

/* 热门问题卡片特殊样式 */
.section:first-child .card {
    height: auto;
}

.section:first-child .card-body {
    padding: 1.2rem;
}

.section:first-child .card-title {
    margin-bottom: 0;
    font-size: 1rem;
    line-height: 1.5;
}

/* 其他卡片样式 */
.section:not(:first-child) .card {
    height: 100%;
}

.section:not(:first-child) .card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.section:not(:first-child) .card-title {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.4;
}

.section:not(:first-child) .card-text {
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
    flex-grow: 1;
}

/* 图标样式 */
.icon {
    font-size: 2.2rem;
    margin-bottom: 1.2rem;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.card:hover .icon {
    transform: scale(1.1);
}

/* 按钮样式 */
.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* 功能区块样式 */
.feature-section {
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    margin-bottom: 2rem;
}

.feature-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gradient-start);
}

.feature-content {
    margin-bottom: 2rem;
}

/* 步骤样式 */
.step-item {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-radius: 10px;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.step-number {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-bottom: 1rem;
}

.step-content h5 {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.step-content p {
    color: #666;
    margin-bottom: 0;
}

/* 提示框样式 */
.tips-box {
    background-color: rgba(77, 178, 254, 0.1);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
    margin: 1rem 0;
}

.tips-box h5 {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 1rem;
}

.tips-box ul {
    margin-bottom: 0;
    padding-left: 1.2rem;
}

.tips-box li {
    color: #666;
    margin-bottom: 0.5rem;
}

/* 截图样式 */
.screenshot {
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-width: 100%;
    height: auto;
    margin: 1rem 0;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .card-body {
        padding: 1.2rem;
    }
    
    .card-title {
        font-size: 1rem;
    }
    
    .step-item {
        padding: 1.2rem;
    }
    
    .tips-box {
        padding: 1.2rem;
    }
}