/* 确保渐变文本正常显示 */
.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 文本渐变效果 */
.gradient-text {
    background: linear-gradient(45deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 上传区域增强样式 */
#dropArea {
    transition: all 0.3s ease;
    cursor: pointer;
}

#dropArea:hover {
    border-color: #3b82f6;
    background-color: #f8fafc;
    transform: translateY(-2px);
}

#dropArea.drag-over {
    border-color: #3b82f6;
    background-color: #dbeafe;
    transform: scale(1.02);
}

/* 按钮悬停效果 */
.btn-hover {
    transition: all 0.3s ease;
}

.btn-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* 卡片悬停效果 */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 加载动画 */
.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #f3f4f6;
    border-top: 4px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 响应式文本大小 */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

/* 图片懒加载效果 */
.image-fade-in {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-fade-in.loaded {
    opacity: 1;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}