/* 增强动画效果 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.active {
    opacity: 1;
    transform: translateY(0);
}

/* 悬停效果增强 */
.hover-grow {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-grow:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* 渐变按钮效果 */
.btn-gradient {
    background: linear-gradient(45deg, #ff961e, #ffaa49);
    border: none;
    background-size: 200% auto;
    transition: 0.5s;
}

.btn-gradient:hover {
    background-position: right center;
}

/* 图片滤镜效果 */
.image-filter {
    filter: brightness(0.95);
    transition: all 0.5s ease;
}

.image-filter:hover {
    filter: brightness(1.05) contrast(1.05);
}

/* 卡片悬浮效果 */
.floating {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* 滚动进度条 */
.progress-bar {
    height: 3px;
    background: linear-gradient(90deg, #ff961e, #ffc17a);
    width: 0%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: width 0.3s ease;
}

/* 响应式优化 */
@media screen and (max-width: 992px) {
    .responsive-padding {
        padding-left: 5%;
        padding-right: 5%;
    }
}

@media screen and (max-width: 768px) {
    .responsive-padding {
        padding-left: 3%;
        padding-right: 3%;
    }
}

@media screen and (max-width: 576px) {
    .responsive-padding {
        padding-left: 2%;
        padding-right: 2%;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .dark-mode-support {
        background-color: #1a1a1a;
        color: #f1f1f1;
    }
    
    .dark-mode-support a {
        color: #42a5f5;
    }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #ff961e;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c46800;
}

/* 导航栏粘性效果优化 */
.sticky-header {
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.sticky-header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 图片懒加载动画 */
@keyframes imageFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.lazy-image {
    animation: imageFadeIn 0.5s ease-in;
}