/* 轮播图间距修复 */
.carousel {
    margin-top: 70px; /* 为固定导航栏留出空间 */
    margin-bottom: 0px;
}

/* 新导航栏设计 */
.new-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #111827;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.new-nav.scrolled {
    background-color: rgba(17, 24, 39, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.new-nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.new-nav-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.new-nav-logo i {
    margin-right: 10px;
    color: #007bff;
}

.new-nav-logo:hover {
    color: #3b82f6;
}

.new-nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: white;
    cursor: pointer;
    padding: 5px;
}

.new-nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.new-nav-links li {
    position: relative;
    margin-left: 20px;
}

.new-nav-links li a {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
    border-radius: 5px;
}

.new-nav-links li a i {
    margin-right: 8px;
}

.new-nav-links li a:hover {
    color: #3b82f6;
    background-color: rgba(59, 130, 246, 0.1);
}

/* 下拉菜单样式 */
.new-nav-dropdown-container {
    position: relative;
}

.new-nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: #111827;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-radius: 5px;
    padding: 10px 0;
    list-style: none;
    margin: 0;
    display: none;
    z-index: 1001;
}

.new-nav-dropdown-container:hover > .new-nav-dropdown {
    display: block;
}

.new-nav-dropdown li {
    margin: 0;
}

.new-nav-dropdown li a {
    display: block;
    padding: 12px 20px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 0;
}

.new-nav-dropdown li a:hover {
    color: #3b82f6;
    background-color: rgba(59, 130, 246, 0.1);
}

/* 三级下拉菜单 */
.new-nav-dropdown-container:hover > .new-nav-dropdown > .new-nav-dropdown-container:hover > .new-nav-dropdown {
    display: block;
    left: 100%;
    top: 0;
    margin-left: 5px;
}

/* 移动端响应式设计 */
@media (max-width: 992px) {
    .new-nav-toggle {
        display: block;
    }
    
    .new-nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        width: 80%;
        height: calc(100vh - 70px);
        background-color: #111827;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        padding: 20px;
        transition: left 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
    }
    
    .new-nav-links.active {
        left: 0;
    }
    
    .new-nav-links li {
        margin: 5px 0;
        width: 100%;
    }
    
    .new-nav-links li a {
        padding: 12px 15px;
    }
    
    /* 移动端下拉菜单 */
    .new-nav-dropdown {
        position: static;
        box-shadow: none;
        margin-left: 20px;
        display: none;
        background-color: transparent;
        padding: 0;
    }
    
    .new-nav-dropdown.active {
        display: block !important;
    }
    
    .new-nav-dropdown-container .new-nav-dropdown .new-nav-dropdown {
        margin-left: 40px;
    }
}

@media (max-width: 576px) {
    .new-nav-container {
        padding: 10px 15px;
    }
    
    .new-nav-logo {
        font-size: 20px;
    }
    
    .new-nav-toggle {
        font-size: 20px;
    }
}

/* 移除最后一级菜单项的箭头 */
.new-nav-dropdown li:last-child > a::after,
.new-nav-dropdown li:not(:has(.new-nav-dropdown)) > a::after {
    display: none;
}

.new-nav-dropdown a:hover {
    background: var(--primary-light);
    color: var(--primary-color);
    transform: none;
}

/* 移动端菜单按钮 */
.new-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 10px;
}

/* 新页脚设计 */
.new-footer {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 60px 0 20px;
    position: relative;
    overflow: hidden;
}

.new-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
}

.new-footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.new-footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.new-footer-section h3 {
    color: white;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.new-footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-color);
}

.new-footer-section p {
    color: #e0e0e0;
    line-height: 1.7;
    margin-bottom: 20px;
}

.new-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.new-footer-links li {
    margin-bottom: 12px;
}

.new-footer-links a {
    color: #e0e0e0;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.new-footer-links a:hover {
    color: white;
    transform: translateX(5px);
}

.new-footer-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.new-footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #e0e0e0;
}

.new-footer-contact-item i {
    width: 20px;
    text-align: center;
    color: white;
    background: rgba(255, 255, 255, 0.2);
    padding: 5px;
    border-radius: 50%;
    font-size: 16px;
}

.new-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    padding-bottom: 10px;
    text-align: center;
    color: #ffffff;
    font-size: 0.9rem;
}

.new-footer-bottom p {
    margin-bottom: 10px;
}

.new-footer-bottom p:last-child {
    margin-bottom: 0;
}

.new-footer-bottom a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.new-footer-bottom a:hover {
    color: white;
}

/* 新返回顶部按钮设计 */
.new-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.9);
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    font-size: 20px;
    border: none;
    cursor: pointer;
}

.new-back-to-top:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-darker));
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.new-back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    animation: newBounceIn 0.5s ease forwards;
}

@keyframes newBounceIn {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.8);
    }
    60% {
        transform: translateY(-10px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .new-footer-content {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 30px;
    }
}

@media (max-width: 576px) {
    .new-footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .new-back-to-top {
        width: 50px;
        height: 50px;
        font-size: 20px;
        bottom: 20px;
        right: 20px;
    }
}