/*! ©2026 xingjiabijichang wsyj.com */
/* CSS Document */
/* nav css效果  */
 /* 网上一家桌面端导航菜单不溢出 */
 
 .nav-container {
        background-color: var(--white);
        border-bottom: 2px solid var(--soft-blue);
        padding: 0;
        box-shadow: var(--shadow-md);
        position: sticky;
        top: 0;
        z-index: 1000;
        width: 100%;
    }
    
    .nav-main {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 12px 20px;
        max-width: 1200px;
        margin: 0 auto;
        min-height: 60px;
    }
    
    .logo {
        font-size: 1.4rem;
        color: var(--soft-blue);
        font-weight: 700;
        display: flex;
        align-items: center;
        flex-shrink: 0;
    }
    .logo i {
        color: var(--accent-color);
        margin-right: 8px;
        font-size: 1.2rem;
    }
	
    .desktop-nav {
        display: flex;
        list-style: none;
        gap: 4px;
        flex: 1;
        justify-content: center;
        margin: 0 10px;
        flex-wrap: wrap;
        max-width: calc(100% - 200px);
    }
    
    .desktop-nav li {
        position: relative;
        flex-shrink: 0;
    }
    
    .desktop-nav a {
        color: var(--soft-blue);
        padding: 8px 12px;
        border-radius: 6px;
        transition: var(--transition);
        white-space: nowrap;
        font-weight: 500;
        font-size: 0.88rem;
        display: flex;
        align-items: center;
        gap: 6px;
        position: relative;
        overflow: hidden;
    }
    
    .desktop-nav a::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
        transition: left 0.5s;
    }
    
    .desktop-nav a:hover::before {
        left: 100%;
    }
    
    .desktop-nav a:hover {
        background: linear-gradient(135deg, var(--very-light-blue), var(--light-blue));
        color: var(--accent-color);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .desktop-nav i {
        font-size: 0.9rem;
        width: 16px;
        text-align: center;
        transition: var(--transition);
    }

    .desktop-nav a:hover i {
        transform: scale(1.2) rotate(5deg);
        color: var(--accent-color);
    }

    /* wsyj移动端汉堡菜单按钮 */
    .mobile-menu-toggle {
        display: none;
        background: linear-gradient(135deg, var(--soft-blue), var(--gentle-blue));
        border: none;
        width: 44px;
        height: 44px;
        padding: 0;
        cursor: pointer;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        border-radius: 8px;
        position: relative;
        z-index: 1001;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }
    
    .mobile-menu-toggle:hover {
        background: linear-gradient(135deg, var(--gentle-blue), var(--pale-blue));
        transform: scale(1.05);
    }
    
    .hamburger-line {
        width: 20px;
        height: 2px;
        background-color: var(--white);
        border-radius: 2px;
        transition: var(--transition);
        margin: 2px 0;
    }
    
    .mobile-menu-toggle.active .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(4px, 4px);
    }
    .mobile-menu-toggle.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-toggle.active .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    /* 移动端同上一家wsyj.com全屏导航菜单 */
    .mobile-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: linear-gradient(135deg, var(--white) 0%, var(--very-light-blue) 100%);
        z-index: 1000;
        padding: 80px 0 20px 0;
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform 0.4s ease;
    }
    
    .mobile-nav.active {
        transform: translateX(0);
    }
    
    .mobile-nav-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    
    .mobile-nav-item {
        border-bottom: 1px solid rgba(214, 225, 237, 0.5);
        opacity: 0;
        transform: translateX(-30px);
        animation: slideInLeft 0.5s ease forwards;
    }
    
    .mobile-nav-item:nth-child(1) { animation-delay: 0.1s; }
    .mobile-nav-item:nth-child(2) { animation-delay: 0.2s; }
    .mobile-nav-item:nth-child(3) { animation-delay: 0.3s; }
    .mobile-nav-item:nth-child(4) { animation-delay: 0.4s; }
    .mobile-nav-item:nth-child(5) { animation-delay: 0.5s; }
    .mobile-nav-item:nth-child(6) { animation-delay: 0.6s; }
    .mobile-nav-item:nth-child(7) { animation-delay: 0.7s; }
    .mobile-nav-item:nth-child(8) { animation-delay: 0.8s; }
    .mobile-nav-item:nth-child(9) { animation-delay: 0.9s; }
    
    @keyframes slideInLeft {
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
    
    .mobile-nav-link {
        display: flex;
        align-items: center;
        gap: 15px;
        color: var(--text-primary);
        padding: 16px 30px;
        font-size: 18px;
        font-weight: 600;
        transition: var(--transition);
        border-left: 4px solid transparent;
    }
    
    .mobile-nav-link i {
        color: var(--soft-blue);
        font-size: 1.2rem;
        width: 25px;
        text-align: center;
        flex-shrink: 0;
    }
    
    .mobile-nav-link:hover {
        color: var(--accent-color);
        background: linear-gradient(90deg, var(--very-light-blue), transparent);
        border-left-color: var(--accent-color);
        padding-left: 35px;
    }

    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background-color: rgba(0,0,0,0.6);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }
    
    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .mobile-nav-close {
        position: absolute;
        top: 15px;
        right: 20px;
        background: var(--accent-color);
        border: none;
        color: var(--white);
        font-size: 20px;
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        border-radius: 50%;
        transition: var(--transition);
        z-index: 1002;
        box-shadow: var(--shadow-md);
    }

    .mobile-nav-close:hover {
        background: #c0392b;
        transform: scale(1.1);
    }

    .mobile-nav-header {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 70px;
        background: linear-gradient(135deg, var(--soft-blue), var(--gentle-blue));
        display: flex;
        align-items: center;
        padding: 0 20px;
        color: var(--white);
        font-size: 1.2rem;
        font-weight: 600;
    }

    .mobile-nav-header i {
        margin-right: 10px;
        font-size: 1.1rem;
    }

    @media (max-width: 1024px) {
        .desktop-nav {
            gap: 2px;
            margin: 0 5px;
            max-width: calc(100% - 180px);
        }
        
        .desktop-nav a {
            padding: 6px 8px;
            font-size: 0.82rem;
        }
        
        .desktop-nav i {
            font-size: 0.8rem;
            width: 14px;
        }
    }
    
    @media (max-width: 900px) {
        .desktop-nav {
            gap: 1px;
            margin: 0 2px;
        }
        
        .desktop-nav a {
            padding: 6px 6px;
            font-size: 0.78rem;
        }
    }
    
    @media (max-width: 768px) {
        .desktop-nav {
            display: none;
        }
        
        .mobile-menu-toggle {
            display: flex;
        }
        
        .nav-main {
            padding: 10px 15px;
            min-height: 56px;
        }
        
        .logo {
            font-size: 1.3rem;
        }
        
        .mobile-nav {
            padding-top: 70px;
        }
    }

    @media (max-width: 480px) {
        .nav-main {
            padding: 8px 12px;
        }
        
        .logo {
            font-size: 1.2rem;
        }
        
        .mobile-menu-toggle {
            width: 40px;
            height: 40px;
        }
        
        .hamburger-line {
            width: 18px;
        }
        
        .mobile-nav-link {
            padding: 14px 20px;
            font-size: 16px;
        }
    }