/* 
===========================================
导航栏样式 - 简洁版本
===========================================
*/

/* 导航栏主容器 - 固定阴影效果 */
.clean-navbar,
nav.clean-navbar,
html .clean-navbar,
body .clean-navbar,
div .clean-navbar,
.navbar.clean-navbar,
.navbar-expand-lg.clean-navbar,
.navbar-expand-lg.navbar.clean-navbar,
.navbar.navbar-expand-lg.clean-navbar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 99999 !important;
    width: 100% !important;
    height: 80px !important;
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    border: none !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15), 0 1px 8px rgba(0, 0, 0, 0.1) !important;
    display: block !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* 导航栏容器 */
.navbar-container {
    max-width: 1536px !important;
    margin: 0 auto !important;
    padding: 0 24px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    height: 100% !important;
    width: 100% !important;
}

/* 品牌标识 */
.navbar-brand {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    text-decoration: none !important;
    flex-shrink: 0 !important;
}

.brand-icon {
    width: 32px !important;
    height: 32px !important;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #06b6d4 100%) !important;
    border-radius: 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: white !important;
    font-size: 18px !important;
    font-weight: bold !important;
}

.brand-text {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
    font-size: 20px !important;
    font-weight: bold !important;
    color: #f8fafc !important;
}

/* 主导航菜单 */
.navbar-nav {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 32px !important;
    flex: 1 !important;
    justify-content: center !important;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
}

.nav-item {
    position: relative !important;
    margin: 0 !important;
    padding: 0 !important;
}

.nav-link {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 12px 16px !important;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
    font-size: 16px !important;
    font-weight: 500 !important;
    color: #cbd5e1 !important;
    text-decoration: none !important;
    border-radius: 8px !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative !important;
    overflow: hidden !important;
}

/* 导航链接流光效果 */
.nav-link::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, transparent, rgba(147, 197, 253, 0.2), transparent) !important;
    transition: left 0.5s ease !important;
}

.nav-link:hover {
    color: #f8fafc !important;
    background: rgba(255, 255, 255, 0.08) !important;
    text-decoration: none !important;
    transform: translateY(-1px) !important;
    box-shadow: 0 4px 12px rgba(147, 197, 253, 0.15) !important;
}

.nav-link:hover::before {
    left: 100% !important;
}

.nav-link:hover i {
    color: #93c5fd !important;
    transform: scale(1.1) !important;
}

.nav-link.active {
    color: #93c5fd !important;
    background: rgba(255, 255, 255, 0.1) !important;
}

.nav-link i {
    font-size: 14px !important;
}

/* 右侧操作区域 */
.navbar-actions {
    display: flex !important;
    align-items: center !important;
    gap: 16px !important;
    flex-shrink: 0 !important;
}

.login-btn {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 12px 24px !important;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #93c5fd !important;
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 12px !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
}

.login-btn:hover {
    color: white !important;
    background: #3b82f6 !important;
    text-decoration: none !important;
}

/* 移动端菜单按钮 */
.mobile-toggle {
    display: none !important;
    flex-direction: column !important;
    justify-content: space-around !important;
    width: 24px !important;
    height: 24px !important;
    background: transparent !important;
    border: none !important;
    cursor: pointer !important;
    padding: 0 !important;
}

.mobile-toggle span {
    display: block !important;
    height: 2px !important;
    width: 100% !important;
    background: #cbd5e1 !important;
    border-radius: 1px !important;
}

/* 页面内容偏移 */
body {
    padding-top: 80px !important;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar-nav {
        display: none !important;
    }
    
    .mobile-toggle {
        display: flex !important;
    }
    
    .navbar-container {
        padding: 0 16px !important;
    }
}

/* 移动端菜单面板 */
.mobile-menu {
    position: fixed !important;
    top: 80px !important;
    left: 0 !important;
    right: 0 !important;
    background: rgba(15, 23, 42, 0.98) !important;
    backdrop-filter: blur(20px) !important;
    transform: translateY(-100%) !important;
    transition: all 0.3s ease !important;
    z-index: 99998 !important;
    display: none !important;
}

.mobile-menu.active {
    display: block !important;
    transform: translateY(0) !important;
}

.mobile-nav {
    padding: 24px !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
}

.mobile-actions {
    padding: 24px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
}

/* 防止移动端菜单打开时页面滚动 */
body.menu-open {
    overflow: hidden !important;
}